Question

In the figure, is a perpendicular bisector of . Find the value of x. SHOW YOUR WORK SO I CAN SEE IF THE ANSWER MAKES SENSE ( no links as answers)

Answer 1

Since AB bisects CD, the two labeled lengths are equal. So just solve for x :

2x + 3 = 5x - 12

3 + 12 = 5x - 2x

15 = 3x

x = 5