Question

(3 - 2х) + (4 - 3х) + (5 - 5х) =12 + 17х

Answer 1

(3 - 2х) + (4 - 3х) + (5 - 5х) =12 + 17х 3-2x+4-3x+5-5x=12+17x -27x=12-3-4-5 -27x=0 x=0/-27 x=0