Question

Points A, B, and C are collinear. Point B is the midpoint of AC. AB=12x-398. BC=22. Solve for x

Answer 1

x = 35

Explanation:

If points A, B, and C are collinear and point B is the midpoint of AC then

AB = BC

12x - 398 = 22

+ 398 + 398

12x = 420

÷12 ÷12

x = 35