Answer :
(x - 120) -(2/3)*(x - 120) = (1/5)*(x)
x - 120 - 2x/3 + 80 = x/5
Like terms
2x/15 = 40
2x = 600
x = 300
x - 120 - 2x/3 + 80 = x/5
Like terms
2x/15 = 40
2x = 600
x = 300