Question

Maria brought 40 cookies to school for her birthday. She gave 2 cookies to each of her friends.
She has 8 left.
Let x represent how many friends got cookies. Which sequence shows the operations you can
use to find how many friends got cookies?
Click the answer you think is right.
First, multiply 2 by 8.
Then subtract the product from 40x to isolate x.
First, add 2 to 8 to Isolate 40x.
Then divide the result by 40 to isolate x.
N
First, subtract 40 from 8 to isolate 2x.
Then, divide the result by 2 to isolate x.
First, divide 40 by 8.
Then subtract the result from 2x to isolate x.

Answer 1

First of all, have all the steps already.

Answer:

16 friends

Step-by-step explanation:

40-2x=8

Isolate the x

-2x=8-40 -----> -2x=-32

Multiply by -1 to both sides to change the x to positive.

2x=32

Divide by 2 to isolate the x

x=16