Respuesta:
x=5
Explicación paso a paso:
Suponiendo que...
[tex]3x + 5 = 20 \\ 3x = 20 - 5 \\ 3x = 15 \\ x = \frac{15}{3} \\ x = 5[/tex]
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Verified answer
Respuesta:
x=5
Explicación paso a paso:
Suponiendo que...
[tex]3x + 5 = 20 \\ 3x = 20 - 5 \\ 3x = 15 \\ x = \frac{15}{3} \\ x = 5[/tex]