Question

Write an expression to represent the perimeter of the rectangle:
2/3x+10
1/3x+5

Answer 1

2x+30

Explanation:

The formula for perimeter is

P = 2(l+w)

= 2(2/3 x+10 + 1/3 x+5)

= 2(2/3 x + 1/3 x+10+5)

= 2 (x+15)

Distribute

2x+30