ALGUIEN ME AYUDA TENGO UNA DUDA CON ESTA !!! 2x+11-10x=2+x-9
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2x - 10x + 11 = 2 + x - 9
- 8x + 11 = - 7 + x
- 8x - x = - 7 - 11
- 9x = - 18
x = -18/-9
x = 2
Solución :
x = 2