Question

Решите: (2х+y)/2=14

Answer 1

$frac{2x+y}{2} =14 \ frac{2x+y}{2} -14 =0 \ frac{2x+y}{2} - frac{28}{2} =0 \ frac{2x+y-28}{2} =0 \2x+y-28=0 \ 2x=28-y \ x= frac{28-y}{2} \ x=14- 0,5 y$