The perimeter of the rectangle below is 136 units. Find the length of side BC

Mathematics
Tutor: None Selected Time limit: 1 Day

Feb 17th, 2015

2(4z+2) + 2(5z+3) = 136

8z + 4+10z+6=136

18z=126

z=7

BC=5z+3=5x7+3= 38 units

Feb 17th, 2015

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