Respuesta:
3x-1-x+4-[2x-6-3+6×]=-x-2
3x-3-2x+6+2-6x=-x-2
-5x+5= - x-2
7=4x
7/4 =x
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Respuesta:
3x-1-x+4-[2x-6-3+6×]=-x-2
3x-3-2x+6+2-6x=-x-2
-5x+5= - x-2
7=4x
7/4 =x