Question

An architect is designing a deck. It will

be 5x ft long and 2x ft wide. Write an expression for the area of the
deck when it is completed.

Answer 1

10x

Explanation:

5x ft LONG 2x ft WIDE

cancell the x

new expression:

5 times 2

now add

5 *2=10

put back the x that we cancelled

10*x=10x

we get the answer as 10x.