Respuesta:
x = 2
x= -3
Explicación paso a paso:
3-4x+9=2x
12 = 2x+4x
6x = 12
x = 12/6
2x-1 = 5x + 8
2x-5x = 8+1
-3x = 9
x = 9/-3
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Respuesta:
x = 2
x= -3
Explicación paso a paso:
3-4x+9=2x
12 = 2x+4x
6x = 12
x = 12/6
x = 2
2x-1 = 5x + 8
2x-5x = 8+1
-3x = 9
x = 9/-3
x= -3