Question

If B is between A and C find the value of BC.
AB = 3, BC = 5x - 1, AC = 12
a)10
b)2
c)8
d)9

?

Answer 1

d

Answer 2

since theyr in the same line, we hav BC+AB=AC . so u hav it :)

Answer 3

d

Answer 4

b, for AB + BC = AC, then we got
3 + 5x - 1 = 12,
and thus x = 2.