Question

Zohar is using scissors to cut a rectangle with a length of 5x – 2 and a width of 3x + 1 out of a larger piece of paper. The perimeter of the rectangle is 2(5x – 2) + 2(3x + 1). If x = 4 centimeters, what is the total distance Zohar needs to cut with the scissors?

Answer 1

just substitute
2[(5x4)-2]+2[(3x4)+1]
2(18)+2(13)
36+26
=62centimeters