Did I do this right?

Did I Do This Right?

Answers

Answer 1

Answer:

3CuCl2 + 2Ni → 3Cu + 2NiCl3


Related Questions

can anyone help me with this problem with a full explanation?? thank you ​

Answers

Answer:

15, 16, 17

Step-by-step explanation:

let the consecutive numbers be n , n + 1 , n+ 2 , then

n + n + 2 = 32 ( sum of first and third )

2n + 2 = 32 ( subtract 2 from both sides )

2n = 30 ( divide both sides by 2 )

n = 15

n + 1 = 15 + 1 = 16

n + 2 = 15 + 2 = 17

The 3 numbers are 15, 16, 17

Step-by-step explanation:

let the 1st and 2nd consecutive number be

x , x + 1 , x + 2

their sum = 32

so, x + x + 2 = 32

2x + 2 = 32

2x = 32 - 2 = 30

x = 30/2 = 15

so,

1st and 3rd consecutive number is

x = 15

x + 2 = 15 + 2 = 17

as they are consecutive number so 2nd number is 16

and a/q sum of 1st and 3rd number is 32

15 + 17 = 32

hope this answer helps you dear...take care and may u have a great day ahead!

You bought a package of paper for $3 and some pencils for $2 each at the school store. You paid $15 for everything that you bought. How many pencils did you buy?

Answers

Answer:

6  pencils

Step-by-step explanation:

Total cost = paper * cost of a package + pencils * cost of a pencils

We bought 1 pack of paper at 3 dollars and p pencils at 2 dollars

15  = 1*3 + p*2

15 = 3+2p

Subtract 3 from each side

15-3 = 3+2p-3

12 = 2p

Divide by 2

12/2 = 2p/2

6 = p

3х - у = 13
у = 2х - 7

Answers

Answer:

y=3x-13

Step-by-step explanation:

where do u get the 2?

Answer:

x=6 y=5

Step-by-step explanation:

use substitution because they y variable is already in the correct form for substitution

Select the correct answer.
Consider these functions:
f(x) = x + 1
g(x)= 2/x
Which polynomial is equivalent to (fºg)(x)?

Answers

Answer:

C. 2/x +1

Step-by-step explanation:

simplify the expression -5 3/4 + -1/4

Answers

Answer:

-5/2(-2.5)

Step-by-step explanation:

hope this helps

Bia tem 1230 reais, ganhou mais 500 reais, com quantos reais ela ficou?​

Answers

Answer:

Bia ficará com 1730 reais.

Step-by-step explanation:

1230+700=1730

Write the equation of the line in fully simplified slope/intercept form

Answers

Answer:

y = m x + b      standard form for straight line

m = (y2 - y1) / (x2 - x1)

When y2 = 12,  x = -6

when y = 0, x = -2

m = (12 - 0) / (-6 - (-2)) = -3

so y = -3 x + b

Also, when x = 0, y = -6

Our equation is

y = -3 x - 6

As a check try x = -2

y = (-3 * -2) +  (-6) = 0     as the graph shows

5/8 times by 1/12
What is the answer in its simplest form?

Answers

Answer: 5/96

Step-by-step explanation:

b + 2 = -18 find what the letter b means

Answers

Answer:

b = -20

Step-by-step explanation:

b + 2 = -18

b = -20

Answer:

b= -20

Step-by-step explanation:

the first step is to subtract 2 from both sides of the equation.

b + 2 = -18

   -2      -2

-------------------

the -2 and +2 cancel

b = -20

hope this helps! :D

8n - 7 = -5(-3n - 7)
Solve Multi-Step equation.
Please explain how you i can understand too!

Answers

Answer:

n=-6

Step-by-step explanation:

8n-7=-5(-3n-7)

Multiply -5 to -3n and -7

8n-7= 15n+35

Bring 8n to the other side by subracting it from 15n

-7=7n+35

Subtract 35 from both sides

-42=7n

Divide both sides by 7

n=-6

Sovle for x : -2×+5<7

Answers

Answer:

x>−1

Step-by-step explanation:

help me smart math people

Answers

Answer:

48 because i720 divided into 15 groups calculate to 48

4.
Solve the following equation for x. Represent
your answer in two forms, (1) with radicals and
(2) with rational exponents: x^4 = y^7

Answers

Answer:

7

Step-by-step explanation:

7 =2 hx x e

if a= 2, b= -3 and c= 4 evaluate ab-bc ​

Answers

Answer:

ab - bc = 6

Step-by-step explanation:

COMPUTATION:

ab - bc = ?

(2 x -3) - (-3 x 4) = ?

(-6) - (-3 x 4) = ?

(-6) - (-12) = ?

-6 + 12 = 6

Hope this helps!

ALRIGHTY, HELP MEH PLZ! YOU'LL GET BRAINLIEST IF YOU'RE RIGHT!

Answers

Please post the question dear!

Answer:

how can I help u plz can u say

what is the answer to 95x-45+-8x[67=

Answers

Answer:

Combine Like Terms:

=95x+−45+−536x

=(95x+−536x)+(−45)

=−441x+−45

Step-by-step explanation:

s = bc -5, for b whats the answer?

Answers

s=bc-5

Flip the equation
bc-5=s

Add 5 to both sides
bc=s+5

Divide both sides by c
b=(s+5)/c

What does m represent in the equation y= mx+b? Iready

Answers

Answer:

"m" represents the slope in the linear equation, y = mx + b

Answer:

The slope of the graph of y = mx + b

Step-by-step explanation:

Solve the systems of equation by graphing

Answers

#a

Refer to attachment 1

#b

Refer to attachment 2

In the expression x is a real number, and a andare integers.
Use the properties of integer exponents to rewrite
BIU.
as an exponential expression with a single base and exponent

Answers

Answer:

a-n=1

Step-by-step explanation:

Use the distributive property to simplify the expression -8(5 + 9). Show your work.

Answers

Multiply -8 by 5 then -8 by 9
-8(5+9)
-40-72=112

Answer:

-112

Step-by-step explanation:

What is the value of x in the equation below?

1.5 times open paren x plus 4 close paren minus 3 equals 4.5 times open paren x minus 2 close paren

Group of answer choices

x equals 3

x equals 4

x equals 9

x equals 5

Answers

X equals 4

I just did it

HELP ASAP WORTH 50 POINTS!! WILL GIVE BRAINLIEST!

Bell is 5 more than 4 times older than John. Together their ages add to 70. How old is John?

John is 13

John is 15

John is 56

John is 2

Answers

Answer:

I think John is 13 is the answer buti'm not 100%㋛︎

Answer:

John is 13

Step-by-step explanation:

If john is 13 then 4 times that is 52 and bell is 5 more so 57 and 57 plus 13 = 70

can you please explain it ?

Answers

The answer is B 126°

the red lines mean those sides are congruent, meaning the bottom left angle is also 27°. 27+27=54. 180-54=126

please mark brainliest:)

A class contributed $19.00 in quarters and dimes to a local homeless shelter. In
all there were 100 coins. How many were there of each kind.

Answers

Answer: 60 quarters and 40 dimes

Step-by-step explanation:

Step 1: Setup Coin Value and Coin Total Equation:

Coin Value Equation → 0.1d + 0.25q = $19.00 where d = dimes and q = quarters

Coin Total Equation → d + q = 100

Step 2: Rearrange Coin Total Equation in terms of dimes (d)

d = 100 - q  ← Revised Coin Total Equation

Step 3: Plug in our Revised Coin Total Equation for d into our Coin Value Equation:

0.1(100 - q) + 0.25q = $19.00

0.1(100) - 0.1(q) + 0.25q = $19.00

10 - 0.1q + 0.25q = $19.00

10 + (0.25 - 0.1)q = $19.00

10 + 0.15q = $19.00

Step 4: Subtract 10 from each side of the equation to isolate q

10 - 10 + 0.15q = $19.00 - 10

0.15q = 9

Step 5: Divide each side of the equation by 0.15 to isolate q

0.15q/0.15  =    9/0.15

q = 60

Step 6: Using our value for q, Solve for d using our Coin Total Equation:

d + 60 = 100

Subtracting 60 from both sides, we get d + 60 - 60 = 100 - 60

d = 40

Summarizing our word problem, we see that 60 quarters and 40 dimes add up to $19.00

Graph 1.7 on a number line

Answers

Answer:

Step-by-step explanation:

1.7 lies between 1 and 2.


A rhombus is a quadrilateral that has exactly one pair of parallel sides.
True or false

Answers

Answer:

False

Step-by-step explanation:

Every rhombus has two diagonals connecting pairs of opposite vertices, and two pairs of parallel sides.

Evaluate f(0) given the following graph

Answers

Answer: 1

Step-by-step explanation:

the equation of the graph will be y = f(x).

f(0) means the the value of y when x = 0, which is 1

or you can view it as where does the graph cuts the y-axis (x=0).

solve this equation -3x-13=-103

Answers

X=-30
Hope it helps you

Answer:

[tex] - 3x - 13 = - 103 \: \: \: \times ( - 1) \\ 3x + 13 = 103 \\ 3x = 103 - 13 \\ 3x = 90 \\ x = \frac{90}{3} \\ x = 30[/tex]

PLEASE SOMEOME HELP ME MY HW IS DUE TMR ITS 8TH GRADE ALGEBRA 1 LINEAR FUNCTIONS

I only did the top part please I beg you help me

Answers

Answer:

I put 4, 5, & 6 in order in the photos.

7-8-9 are all linear functions which are written in the y=ax+b format, the ones I put in bold are the equations and I listed the values just in case I'm not sure how your teacher makes you write them.

7.

-0.6=a(-3)+b

0.2=a(1)+b

1.4=a(7)+b

a=0.2,b=0

y=0.2x

8.

-10=a(-5)+b

-1=a(-2)+b

17=a(4)+b

b=5, a=3

y=3x+5

9.

8=a(-5)+b

2=a(-2)+b

-18=a(8)+b

b=-2, a=-2

y=-2x-2

10.

The domain and range is negative infinity to infinity.

11.

For a basic subscription, a cable television provider charges an activation fee of $60, plus $125 per month. What linear function represents the total cost of basic cable subscription for t months? What is the total cost for two years of service?

y=125x+60

$310 for 2 months

$3060 for 2 years

Step-by-step explanation:  let x be the number of months

y=125x+60

y=125(2)+60

y=310 dollars for two months

y=125(24)+60

y=3060 dollars for two years

I hope it helps!

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