157.86/15=10.52
Step-by-step explanation:
what's the question? you only put a formula
Answer:
length = 17cm, width = 10cm
Step-by-step explanation:
2L + 2w = 54
L = w + 7
Substitute:
2(w + 7) + 2w = 54
2w + 14 + 2w = 54
4w = 40
w = 10
L = 10 + 7 = 17
Answer:
I'm not gonna answer
Step-by-step explanation:
but u have to multiply and divide your answer