Answer:
41,44
Step-by-step explanation:
make the width x. lenght = x+3.
so, the perimeter will be x+x+3+x+x+3=170.
Simplifiyng, 4x+6=170
subtract six from both sides. Get 4x=164
Divide by 4. Get x=41
add three. Get length = 44
I hope it was helpful to you
if u like follow me
A
I hope this helped you out
f-1(x) = 1/3x would be the answer
3x
