Question

Find the value of x for which ABCD must be a parallelogram.

1

7

14

28



Note:This better be worth my 27 points

Answer 1

A. 1

Explanation:

18-4x=7x+7

Use this equation to find x.

Simplify.

18-4x=7x+7

Subtract 7 from both sides.

11-4x=7x

Add 4x to both sides.

11=11x

Divide 11 from both sides.

x=1

Hope this helps!