Question

C is a midpoint of AB. Find the value of x. Round your answer to thenearest tenth if necessary.AC = 4x + 30AB = 16x + 2

Answer 1

Midpoint of AB:

AB/2 = (16x+2)/2 = 8x+1

AB/2= C =AC

So:

8x+1 =4x+30

Solve for x:

8x-4x=30-1

12x=29

x=29/12

x= 2.4