Question

me ajudem: 2x - 3x - 7= x - 8 ?

Answer 1

2x-3x-7=x-8
2x-3x-x=-8+7
2x-4x=-1
-2x=-1.(-1)
2x=1
x=1/2

Answer 2

2x -3x -7 = x -8
2x -3x -x = -8 +7
-2x = -1
x = 1/2

Espero ter ajudado!!