Respuesta:
x = 3
Explicación paso a paso:
x + x + 1 = 1 + 5 + 1
2x + 1 = 7
2x = 7 - 1
2x = 6
x = 6/2
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Verified answer
Respuesta:
x = 3
Explicación paso a paso:
x + x + 1 = 1 + 5 + 1
2x + 1 = 7
2x = 7 - 1
2x = 6
x = 6/2
x = 3