Evaluate the following expression: -2|9|.
-18
-11
11
18

Answers

Answer 1

Answer:

-18 mat-way is good to use


Related Questions

Zach can read 7 pages of a book in 5 minutes. At this rate, how long will it take him to read the entire
175 page book?

Answers

Answer: 245 minutes (or 4 hours and 5 minutes)

to solve, divide 7 by 5 to get how many pages he can read in one minute. You should get 1.4. Then, multiply 1.4 by 175 to get the answer in minutes.

Write each ratio in the simplest form. (Note: remember the units of measurement, they must be the same!) 2 in to 2 ft PLEASE HELP

Answers

Answer:

The answer is 69:3

Step-by-step explanation:

Answer:

5:2

Step-by-step explanation:

Well, we know that 1 foot = 12 inches.

So it is 30:12

We simplify it

5:2

I hope this helps

Solve:
x2 - 6x + 58=0
O A. {2+191,2 - 19i
O B. {2+9i, 2 - 9i}
O c. {7+3i, 7 – 3i}
O D. {3+ 7i, 3 - 7i}

Answers

Answer:

D

Step-by-step explanation:

Hello,

[tex]x^2 - 6x + 58=0\\ \\\Delta=6^2-4*58=-196=(14i)^2 \\ \\x_1=\dfrac{6-14i}{2}=3-7i\\ \\x_2=3+7i[/tex]

Thanks

Answer:

d

Step-by-step explanation:

preclac learning

Jill says that 23/1000 can be written as 0.23. Which explains whether or not Jill is correct? A. Yes, Jill is correct. The fraction 23/1,000 is equivalent to 0.23. B. No, Jill is not correct. The fraction is equivalent to 0.023. The decimal 0.23 is equivalent to. C. No. Jill is not correct. The fraction is equivalent to 0.0023. The decimal is 0.23 is equivalent to 23/100. D. No, Jill is not correct. The fraction 23/1,000 is equivalent to 2.3. The decimal 0.23 is equivalent to 23/100. D. No, Jill is not correct. The fraction 23/1,000 is equivalent to 2.3. The decimal 0.23 is equivalent to 23/100.

Answers

Answer:

B. No, Jill is not correct, the fraction is equivalent to 0.023.

Step-by-step explanation:

The given fraction is [tex]\frac{23}{1000}[/tex]

Observe that in the denominator there is 1000, which has three zeros after 1.

In changing the given fraction to decimal, there must be 3 significant digits after the decimal.

According to this option (b) is correct.

Moreover, when 23 is divided by 1000, we have

[tex]\frac{23}{1000}=0.023[/tex]

But Jill says that 23/1000 can be written as 0.23, so, Jill is not correct.

Hence option (b) is correct,

Chris wants to order DVDS over the internet. Each DVD costs $ 15.99 and shipping for the entire order is $ 9.99. How much will Chris spend (s) if he buys x DVDS?​

Answers

Answer:

There are 3 DVD s that can be bought with under $100.

Step-by-step explanation:

Since we have given that

Cost of DVD = $15.99

Cost of Shipping = $ 9.99

Total cost per DVD would be

$15.99 + $9.99 = $ 25.98

Amount he has to spend no more than $ 100.

So, number of DVDs would be

100 ÷ 25.98 = 3.84

Hence, there are 3 DVD s that can be bought with under $100.

Find the equation of the line that has a slope of -½ and passes through the point (-6,9)

Answers

Answer:

y = -1/2x +6

Step-by-step explanation:

We can use the slope intercept form of a line

y = mx+b where m is the slope and b is the y intercept

y = -1/2x +b

Substitute the point into the equation

9 = -1/2 (-6) +b

9 = 3+b

9-3 =b

6 =b

y = -1/2x +6

Need help I need to turn this in by tomorrow

Answers

Answer:

A: 6 boxes right, 9 boxes down, 9 boxes left, connect back to start.

B: 3 boxes right, 9 boxes up, (diagonal 6 right, 12 down), 9 boxes up, 6 boxes right.

C: 1 box right, 2 boxes down, 1.5 boxes right, 1 box up, .5 box right, 2.5 boxes down, 3 boxes left, 3.5 boxes up to connect.

D: (diagonal 1 up, 1 right), 1 box right, (diagonal 1 down, 1 right), 1 box down, (diagonal 3 down, 3 left), 3 boxes left

Step-by-step explanation:

Which graph can be used to find the solution(s) to x2 - 4x + 4 = 2x + 1 + x??​

Answers

Where are the graphs? And the solutions are the 2 points that intersect with the x-axis I don’t know if that’s the correct equation but i only got 1 solution once i put the equation into Desmos

Answer:

The answer is c

Step-by-step explanation:

You can put both side equations into graphing calculator

Determine the value of y, if x is 5.
y = |x| + 10
Answer:

Answers

15

The bars around the x means absolute value, which only shows that the number is positive no matter what, even if the number inside is originally negative.

Answer:

[tex]y=15[/tex]

Step-by-step explanation:

Insert the given value of x into the equation:

[tex]x=5\\\\y=|x|+10\\\\y=|5|+10[/tex]

The absolute value of a number is its distance from zero on the number line. Therefore, the absolute value of a number will always be positive. The distance of 5 from zero on the number line is:

[tex]y=5+10\\\\y=15[/tex]

:Done

What's 12+89+75+54+43+23=?
LOL!!!

Answers

Answer:

296

Step-by-step explanation:

What factor is missing 30+12= X
(5+2)

Answers

The missing factor is 6

The amount of water an electric washing machine uses to wash clothes varies directly with the number of loads of clothes. The washing machine uses 115 gallons of water to wash 5 loads of clothes. How many gallons of water will the washing machine use to wash 9 loads of clothes?

Answers

Answer:

416 i think

Step-by-step explanation:

f(x) = x2 – 8x+7
Find an equation for axis of symmetry

Answers

F(x)=x2-8x+7
0=2x-8x+7
0=-6x+7
6x=7
X=7/6

I need help please help me​

Answers

Answer:

x+2

Step-by-step explanation:

Hope i helped gl

Answer:

I think its x= -2

Step-by-step explanation:

this also could be the answer x+2

The temperature is above 32 degrees farenheit.

Answers

What do you mean by this question please so I can answer

A submarine left Diego Garcia traveling east 5 hours before an aircraft carrier. The aircraft carrier traveled in the opposite direction going 10 km/h faster than the submarine for 2 hours after which time the ships were 110 km apart. Find the submarine's speed

Answers

Answer:

40km/h

Step-by-step explanation:

Let the submarine's speed be x km/h

the time taken by the submarine is given as 5 hours

the aircraft travels 10km/h faster than the submarine= 15km/h

time taken by the aircraft is 2hours

therefore the distance covered by both vehicles can be described using the expression below

we know that distance=velocity*time, so equating the two vehicles distance to 110km we have

5*x+15*2=110

5x+30=110

solving for x we have

5x=110-30

5x=80

divide both sides by 5 we have

x=80/5

x=40km/h

The submarine's speed is 40km/h

5.23 as a improper fraction

Answers

Answer:

5 23/100

Step-by-step explanation:

Answer:

523/100 (Mixed number - 5  23/100)

Consider these situations. In each situation, is the demand for the good elastic or inelastic?



BLANK As the price of flat-screen televisions decreases, the quantity demanded increases significantly.



BLANK As the price of bread decreases, the quantity demanded changes only slightly.



BLANK As the price of a drug used to treat heart disease increases, the quantity demanded remains unchanged.

Answers

Answer:

1 elastic

2 inelastic

2 inelastic

Step-by-step explanation:

edge 2021, hope this helps

Here are the elasticities of demand in the following situations :

The demand for flat-screen is elastic.

The demand for bread is inelastic.

The demand for drug is perfectly inelastic.

Price elasticity of demand measures the responsiveness of quantity demanded to changes in price of the good.

Price elasticity of demand = percentage change in quantity demanded / percentage change in price  

Types of elasticity of demand are :

1. Elastic demand : If the absolute value of price elasticity is greater than one, it means demand is elastic. Elastic demand means that quantity demanded is sensitive to price changes.  

If demand is elastic and price is decreased, quantity demanded would increase. The increase in quantity demanded would be greater than the decrease in demand and this would lead to an increase in revenue.

2. Inelastic demand : Demand is inelastic if a small change in price has little or no effect on quantity demanded. The absolute value of elasticity would be less than one.

3. Unit elastic demand : Demand is unit elastic if a small change in price has an equal and proportionate effect on quantity demanded.

4. Perfectly elastic demand : when demand is perfectly elastic, demand falls to zero when price increases

5.Perfectly inelastic demand :  demand is perfectly inelastic when there is no change in the quantity demanded regardless of changes in price.

The demand for flat-screen is elastic. This is because when the price of the television was decreased, demand increased significantly

The demand for bread is inelastic. This is because the fall in quantity demanded was less than than the decrease in the price of bread

The demand for drug is perfectly inelastic. This is because there is no change in the quantity demanded when the price of the drugs was increased.

To learn more about price elasticity, please check : https://brainly.com/question/15654343?referrer=searchResults

There are 3 consecutive even integers that sum to 24. What is the value of the greatest integer?

Answers

Answer:

10

Step-by-step explanation:

x+x+2+x+4=24

3x+6 = 24

x=6

x+4=10

x
x + 2
x + 4

x + x + 2 + x + 4 = 24

3x + 6 = 24

3x = 18

x = 6

6 + 4 = 10

The value of the greatest integer is 10

Solve −3.5 = x 4 for x using the multiplication property of equality. x=

Answers

Answer:

The operation in the problem is

Division

The inverse operation is

Multiplication

-14  = x

Step-by-step explanation:

1. Division

2. Multiplication

3. -14

Count and fill in the missing numbers.
..., 44, 45, 46, 47, 48,
,
,
, ...

Answers

Answer:

43

Step-by-step explanation:

That is the answer

43 is the answer to this

LCM of 96,144,126 find it​

Answers

Answer:

2016

Step-by-step explanation:

To solve this problem, let us find the prime factors of the given numbers:

             96

        8   x    12

  2 x 2 x 2      2 x 2 x 3

              2⁵ x 3

             144

       12     x      12

  2 x 2 x 3       2 x 2 x 3

              2⁴  x 3²

                126

        2       x       63

      2                  7 x 9

     2                 3 x 3 x 7

            2 x 3² x 7

So, the lowest common multiple  =  2⁵ x 3² x 7  = 2016

+ x = 12 – 2x
what is this?

Answers

Answer:

x= -6

Step-by-step explanation:

Answer:

x=4

Step-by-step explanation:

+x=12 - 2x

(2x goes to the other side)

+x+2x=12

3x=12

3x÷3=12/3

x=4

10. What is 150% of 4000 people? *




Plz help

Answers

Answer:

I think it would be 10,000 because 100% means the number exact + 50% of that number which equals to 10,000

Step-by-step explanation:

If right brainlist plz thx

F. How does each estimate compare to the actual
quotient?

Answers

They compare from the numbers of the quotients estimate

At the beginning of the season, Jamie pays full price for a ticket to see the panthers, her favorite basketball team. The panthers currently have 33 wins and 31 losses. Represent the total change in the cost of a ticket given their losses. What is the cost of a ticket for the next game they play

Answers

Answer:

The answer is below

Step-by-step explanation:

Given that the price of the ticket at the beginning of the season is $49.64 and the ticket price decrease by $0.41 for every loss

a) The cost of the ticket decreases by $0.41 for every game loss, therefore after 31 losses, the change in cost of ticket is given as:

Change in cost = -$0.41 × number of losses = -$0.41 × 31 = -$12.71

b) The cost of a ticket for the next game given they have 31 losses is:

Cost of ticket = Initial cost of ticket + change in cost = $49.64 - $12.71 = $36.93

(04.01 LC) Which set of ordered pairs represents a function? (1 point) {(0, 1), (1, 2), (2, 3), (3, 3)} {(0, 1), (1, 2), (1, 3), (2, 5)} {(0, 0), (1, 2), (2, 4), (2, 6)} {(0, 0), (0, 1), (2, 0), (2, 4)}

Answers

The first set:

" {(0, 1), (1, 2), (2, 3), (3, 3)}"

Represents a function.

Which set of ordered pairs represents a function?

A function is a relationship that maps elements from a set (inputs) into elements from another set (output). Such that each input can be mapped into only one output.

Then, for example, the second set:

{(0, 1), (1, 2), (1, 3), (2, 5)}

Is not a function, because the input x = 1 is being mapped into y = 2 and y = 3.

The only case where the inputs are not repeated is on the first set:

" {(0, 1), (1, 2), (2, 3), (3, 3)}"

Where no input is repeated, so this is a function.

If you want to learn more about functions:

https://brainly.com/question/2328150

#SPJ1

Answer:

{(0, 1), (1, 2), (2, 3), (3, 3)}

Given: a(x) = 2x-4 Find a (-3)

Answers

Answer: -10
.
Explanation: Plug in -3 for the x variables in the equation.
Multiply 2 by -3 to get -6
Subtract -6 by -4, however since they both have negative signs, you actually add to get -10
.
Hopes this helps :)

Answer for B
(3/4)b - (2/3)b = -9

Answers

Answer: b = -108

Explanation: (¾)b - (⅔)b = -9         b = -108

Plz mark brainliest:)

consider the equation 5x+10=30and [x+10]=30

Answers

Answer:

x=4

Step-by-step explanation:

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