Question 335384
2*5+2*3+10=2(5+x)+2(3+x)
10+6+10=10+2x+6+2x
26=4x+16
4x=26-16
2x=10
x=10/2
x=5 feet ans.
Proof:
2*5+2*3+10=2(5+5)+2(3+5)
10+6+10=2*10+2*8
26=10+16
26=26