Question

Resolava:
2x=16-(x+9).

-2x+14=5x-12.

Please...

Answer 1

$2x=16-(x+9)\\ 2x=16-x-9\\ 2x+x=16-9\\3x=7\\x=\frac{7}{3} \\\\\\-2x+14=5x-12\\-2x-5x=-12-14\\-7x=-26\\x=\frac{26}{6}$

Bons estudos!!