Respuesta:
(x+6)(x-3) = (x+4)(x-2)
- 3x + 6x - 18 =
+ 3x - 18 =
+ 3x - 18 + 8 =
+ 3x - 10 =
+ 3x - 2x - 10 =
+ x - 10 =
+ x = 10
| x = 10 |
Sale la d) 10
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Respuesta:
(x+6)(x-3) = (x+4)(x-2)
- 3x + 6x - 18 =
+ 3x - 18 =
+ 3x - 18 + 8 =
+ 3x - 10 =
+ 3x - 2x - 10 =
+ x - 10 =
+ x = 10
| x = 10 |
Sale la d) 10