Respuesta:
x = 30
Explicación paso a paso:
2x + 20 = 3x - 10
20 + 10 = 3x -2x
30 = x
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Verified answer
Respuesta:
x = 30
Explicación paso a paso:
2x + 20 = 3x - 10
20 + 10 = 3x -2x
30 = x