Respuesta:
18
Explicación paso a paso:
3x+2x=90
5x=90
x=90÷5
x=90
HOLA
[tex]\large{\bold{3x + 2x = 90}} \\ \\\large{\bold{5x = 90}} \\ \\ \large{\bold{x = \frac{90}{5} }} \\ \\ \boxed{\large{\bold{x = 18}}}[/tex]
[tex]\large{\bold{3x + 2x = 90}} \\ \\ \large{\bold{3 \: (18) + 2 \: (18) = 90}} \\ \\ \large{\bold{54 \: + \: 36 \: = \: 90}}[/tex]
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Verified answer
Respuesta:
18
Explicación paso a paso:
3x+2x=90
5x=90
x=90÷5
x=90
HOLA
[tex]\large{\bold{3x + 2x = 90}} \\ \\\large{\bold{5x = 90}} \\ \\ \large{\bold{x = \frac{90}{5} }} \\ \\ \boxed{\large{\bold{x = 18}}}[/tex]
VERIFICACIÓN
[tex]\large{\bold{3x + 2x = 90}} \\ \\ \large{\bold{3 \: (18) + 2 \: (18) = 90}} \\ \\ \large{\bold{54 \: + \: 36 \: = \: 90}}[/tex]