7x-8x+4=5x-2 solve for x
7x - 8x + 4 = 5x - 27x - 8x - 5x = -2 - 4-6x = -6x = 1
\(7x-8x+4=5x-2 \\ 4+2=5x-7x+8x \\ 6=6x \\ 6/6=x \\ 1=x\)