Respuesta:
Explicación paso a paso:
7x - 14 = 3x + 6
7x - 3x = 14 + 6
4x = 20
x= 20/4
x=5
P. distributiva
7(5) - 14 = 3(5) + 6
35 - 14 = 15 +6
21 = 21
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Respuesta:
Explicación paso a paso:
7x - 14 = 3x + 6
7x - 3x = 14 + 6
4x = 20
x= 20/4
x=5
P. distributiva
7(5) - 14 = 3(5) + 6
35 - 14 = 15 +6
21 = 21