Hallar "x" en:
15x - 10 = 6x - (x+2) + (3-x)
a) 1 b) 2 c) 3
d) -1 e) -3
15x - 10 = 6x - (x+2) + (3-x)
a) 1 b) 2 c) 3
d) -1 e) -3
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15x - 10 = 6x - x - 2 - x + 3
15x - 6x + x + x = - 2 + 3 + 10
11x = 11
x = 11/11
x = 1
Respuesta :
x = 1
La repuesta correcta es la opción a)