Explicación paso a paso:
17x + 20 - 5x = 23x + 8 - 11
20 - 8 + 11 = 23x - 17x + 5x
12 + 11 = 6x + 5x
23 = 11x
23/11 = x
2,1 = x
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Explicación paso a paso:
17x + 20 - 5x = 23x + 8 - 11
20 - 8 + 11 = 23x - 17x + 5x
12 + 11 = 6x + 5x
23 = 11x
23/11 = x
2,1 = x