Question

The figure shows the lengths of each of the four sides of a quadrilateral. What is the perimeter of the figure?

A. 12x - 21
B. 9x - 21
C. 12x - 1
D. 9x - 1

Answer 1

Explanation:

4x(2x+10)3x-7=

4x+8x+40+3x-7

=12x-21

Answer 2

Explanation:

3x-4+2x+10+3x-7+4x

12x - 1 (C)