Question

If AC = 18, BC = 6x + 5 and AB = 5x +2 find BC

Answer 1

Answer:

BC = 11

Step-by-step explanation:

AC= AB + BC

18 =(5x + 2 ) + (6x+5)

18 = 11x + 7

18-7 = 11x

x = 11/ 11

x =1

BC =6x + 5 = 6*(1) + 5 = 11