Garry is cooking for his friends. he wants to buy some potatoes, which are priced at m dollars a pound. he has already spent b dollars on other ingredients.

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign