Answer:
P = 2x + 2y + 8
Step-by-step explanation:
The perimeter (P) of a rectangle is calculated as
P = 2(l + w) ← l is length and w is width , then
P = 2(x + 5 + y - 1) ← distribute parenthesis
= 2x + 10 + 2y - 2 ← collect like terms
= 2x + 2y + 8
Answer:
( 7e + f ) - 25 = total
Step-by-step explanation:
(Emma + Frank) - Coupon = TOTAL
( 7e. + f ) - 25 = TOTAL
