Respuesta:
x = 20
Explicación paso a paso:
8x + 20 =180
8x = 180 - 20
8x = 160
x = 160÷8
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Respuesta:
x = 20
Explicación paso a paso:
8x + 20 =180
8x = 180 - 20
8x = 160
x = 160÷8
x = 20