Question

B is between A and C.
Find BC if AB = 3, BC = 4x + 1, AC = 8.
1) 1
2) 5
3) -5
4) -1

Answer 1

ab+bc=ac
3+4x+1=8
4+4x=8
4x=8-4
4x=4
x=1

Answer 2

so its 1

Answer 3

thank you!

Answer 4

anytime :)