Respuesta:
2x + 7 = 3x ----------> 2(7) + 7 = 3(7)
2x - 3x = -7 14 + 7 = 21
-x = -7 21 = 21
x = 7
Explicación paso a paso:
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Respuesta:
2x + 7 = 3x ----------> 2(7) + 7 = 3(7)
2x - 3x = -7 14 + 7 = 21
-x = -7 21 = 21
x = 7
Explicación paso a paso: