Respuesta:
x = - 11
Explicación paso a paso:
Resolver.
x + 3 x - 1
---------- = -----------
2 3
3(x + 3) = 2(x - 1)
3x + 9 = 2x - 2
3x - 2x = - 2 - 9
Comprobación.
---------- = ------------
- 11 + 3 -11 - 1
----------- = ------------
- 8 - 12
-------- = -----------
- 4 = - 4
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Respuesta:
x = - 11
Explicación paso a paso:
Resolver.
x + 3 x - 1
---------- = -----------
2 3
3(x + 3) = 2(x - 1)
3x + 9 = 2x - 2
3x - 2x = - 2 - 9
x = - 11
Comprobación.
x + 3 x - 1
---------- = ------------
2 3
- 11 + 3 -11 - 1
----------- = ------------
2 3
- 8 - 12
-------- = -----------
2 3
- 4 = - 4