Question

What is the length of BC if AC is x+9. And AB is 2x-8

Answer 1

Answer:

BC = 17 - x

Step-by-step explanation:

Let AC be the line segment and B be some point on it,

AB + BC = AC

( 2x - 8 ) + BC = x + 9   ...............(1)

BC = x + 9 - ( 2x - 8 )
BC = 17 - x