Respuesta:
40
Explicación paso a paso:
[tex]3x - 20 + 2x = 180 \\ 5x = 180 + 20 \\ x = \frac{200}{5} \\ x = 40[/tex]
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Verified answer
Respuesta:
40
Explicación paso a paso:
[tex]3x - 20 + 2x = 180 \\ 5x = 180 + 20 \\ x = \frac{200}{5} \\ x = 40[/tex]