Evaluate -3+y/5 when y = –2.5

Answers

Answer 1
Answer: If you would like to evaluate - 3 + y / 5 when y = - 2.5, you can calculatethis using the following steps:

- 3 + y / 5 = -3 + (- 2.5) / 5 = - 3 - 0.5 = - 3.5 = - 7/2

Thecorrect result would be - 3.5.

_______________________
If you would like to evaluate (- 3 + y) / 5 when y = - 2.5, you can calculate this using the following steps:

(- 3 + y ) / 5 = (- 3 + (- 2.5)) / 5 = - 5.5 / 5 = - 1.1

The correct result would be - 1.1
Answer 2
Answer: When we have the value for the variable, all we have to do is apply the number to replace the variable, then solve.

-3+y/5 will turn into :-   -3+-2.5              -5.5
                               ------------------ =   -------------= -1.1
                                        5                        5


Now we need to divide -5.5 by 5. We get -1.1


Our final answer: -1.1


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Write another way to group the factors then find the product (3×2×4

Answers

Another way to group the factors can be like this:

6 x 4
8 x 3
12 x 2

The product regardless would be 24.

Which expression is equivalent to 2+y+y+y+y+y+3 ?

Answers

Answer:5y+5

Step-by-step explanation:

2+y+y+y+y+y+3

Collect like terms

y+y+y+y+y+3+2

5y+5

Simplify the expression below. (3^5)^33^3

3^5

3^8

3^15

Answers

Answer:

14348907

Step-by-step explanation:

3^15 is it put in scientific notation.

Answer:

14348907

Step-by-step explanation:

What is the solution to the equation? 5(8 + 7) = 5 • x + 5 • 7

A.
x = 1

B.
x = 5

C.
x = 7

D.
x = 8

Answers

5(15)=5(x)+35 - Add 8+7 then multiply 5 and 7\

75=5x+35 - Multiply 15 and 5 and then multiply 5 and x

75-35= 5x - Bring the 35 over and change the sign

40=5x - Subtract 75 and 35

8=x - divide 40 and 5

Your final answer will be "D" x=8... Hope this helped :)))

A farmer wants to fence in a section of land for a horse pasture. Fencing costs $31 per yard. How much will it cost to fence the pasture?

Answers

Answer:$13671

Step-by-step explanation:

The land the farmer will fence is equal to the sum of the lengths of all the sides of the land=330+330+330+189+144=1323 ft.

3 ft= 1 yard.

1 323 ft = 1323÷3=441 yards

Cost of fencing per yard is $31.

cost of fencing 441 yards=441x31=$13671.

330+330+330+144+189= 1323 ft

1323/3 = 441 yards

441yrds times $31 = $13671


How is 6/12 equivalent to 1/12

Answers

It is not. 

6/12≠1/12

Say you where having a party and brought 2 one dozen boxes of cupcakes. After the party was over, you look in the first box and find 6 of the twelve cupcakes left. You look in the second box and find 1 of the twelve cupcakes left. The number of cupcakes left in each box isn't the same. The two fractions aren't equivalent.
6/12 is not equivalent to 1/12.
6/12 means 6 pieces out of 12,
1/12 is one piece out of 12.

☺ Hope this helped~