Respuesta:
9y – x = 17
x – 5y = 7
x = -17 + 9y
x = 7 + 5y
7 + 5y = -17 + 9y
7+17 = 9y - 5y
24 = 4y
6 = y
x - 5(6) = 7
x - 30 = 7
x = 37
54 - 37 = 17 (correcto)
Explicación paso a paso:
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Respuesta:
9y – x = 17
x – 5y = 7
x = -17 + 9y
x = 7 + 5y
7 + 5y = -17 + 9y
7+17 = 9y - 5y
24 = 4y
6 = y
x – 5y = 7
x - 5(6) = 7
x - 30 = 7
x = 37
9y – x = 17
54 - 37 = 17 (correcto)
Explicación paso a paso: