Respuesta:
26
Explicación paso a paso:
3x+10+2x+40=180 =5x+50=180 =5x=180-50 =5x=130 se divide x=130/5 =26
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Respuesta:
26
Explicación paso a paso:
3x+10+2x+40=180 =5x+50=180 =5x=180-50 =5x=130 se divide x=130/5 =26