Amaani
Amaani
16-04-2015
Mathematics
contestada
4x-5(x-2)=12x+4-x
??????????????
Respuesta :
Panoyin
Panoyin
16-04-2015
4x - 5(x - 2) = 12x + 4 - x
4x - 5(x) - 5(-2) = 12 - x + 4
4x - 5x + 10 = 11x + 4
-x + 10 = 11x + 4
+ x + x
10 = 12x + 4
- 4 - 4
6
=
12x
12 12
0.5 = x
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