Explicación paso a paso:
1. 4x-40=-12+6x-6
4x-40=-18+6x
4x-6x=-18+40
-2x=22
x=-11
2. -2x-2-3x+6=x+6
2x-2-3x=x
-5x-2=x
-5x-x=2
-6x=2
x=-⅓
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Explicación paso a paso:
1. 4x-40=-12+6x-6
4x-40=-18+6x
4x-6x=-18+40
-2x=22
x=-11
2. -2x-2-3x+6=x+6
2x-2-3x=x
-5x-2=x
-5x-x=2
-6x=2
x=-⅓