Respuesta :

22nlin

Answer:

[tex]12\frac{8}{9}[/tex]  or [tex]\frac{116}{9}[/tex]

Step-by-step explanation:

3x-14+2(3x-6)+90=180

3x-14+6x-12=90

9x-26=90

9x=116

x=116/9 or 12 8/9

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