Answer:
[tex]x = 16[/tex]
Step-by-step explanation:
[tex]3x + 5 + 9x - 19 = 180[/tex]
[tex]12x - 12 = 180[/tex]
[tex]12x = 180 + 12[/tex]
[tex] \frac{12x}{12} = \frac{192}{12} [/tex]
hope it helps you
