Step-by-step explanation: (4x+60) (x+20) = 180 4x^2 + 80x + 60x + 1200 = 180 4x^2 + 140x = 180-1200 x^2 + 140x = -1020 x^2x140x + 1020 = 0 now by splitting Reply
Step-by-step explanation:
(4x+60) (x+20) = 180
4x^2 + 80x + 60x + 1200 = 180
4x^2 + 140x = 180-1200
x^2 + 140x = -1020
x^2x140x + 1020 = 0
now by splitting