Question

a-b/c=a+b/c+c помогите

Answer 1

$frac{a-b}{c}= frac{a+b}{c}$

$frac{a-b}{c}- frac{a+b}{c}=0$

$frac{a-b-(a+b)}{c}=0$

$frac{a-b-a-b}{c}=0$

$frac{-2b}{c}=0$
$-2*frac{b}{c}=0$
$frac{b}{c}=0:(-2)$
$frac{b}{c}=0$
b=0:c
b=0