Respuesta:
x-3=2x+4
x-2x=4+3
x=-7
x+1=-x+5
2x=4
x=2
x-3=-2x-4
3x=-4+3
3x=-1
x=-1/3
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Respuesta:
x-3=2x+4
x-2x=4+3
x=-7
x+1=-x+5
2x=4
x=2
x-3=-2x-4
3x=-4+3
3x=-1
x=-1/3