Answer: 60
8x15 / 2
Step-by-step explanation:
length = 3x
width = x
2(3x) + 2x = 60
6x + 2x = 60
8x = 60
x = 7.5
length = 3 * 7.5 = 22.5
width = 7.5
Answer:
-6k+7k
Combine like terms and simplify
