Question

Bret had a rectangular piece of plywood with dimensions x feet and 10 feet. He put a frame along 15 feet of the edge of the plywood.

An expression is shown below:

(2x + 20) - 15

Part A: What does the expression represent? (4 points)

Part B: What does 2x + 20 represent? (3 points)

Part C: What does 2x represent? (3 points)

Can anyone help me please

Answer 1

2x + 20 is total perimeter of board. He has only 15 to frame it so needs 2x + 20 -15 more to complete the perimeter frame

Answer 2

ok

Answer 3

so 2x +20 represents how much he needs?

Answer 4

yes

Answer 5

and 2x represents what? im stuck on that