Answer:
16
Step-by-step explanation:
(3x +3) + (5x-2) + (3x+3) =180
3x +3 + 5x-2 + 3x+3 =180
11x +4=180
11x =180-4
11x=176
x=176/11
x= 16
Using the 2x+2y=P formula, it equals 34
Answer:
12
Step-by-step explanation:
20/15 = x/9
180 = 15x
12 = x
The answere would be twelve fifths of an hour. 12/5 of an hour