Question

36-6x
-------- = 6
  13
найдите корень уравнения

Answer 1

$frac{36-6x}{13} =6$
(36-6х)=6*13
36-6х=78
-6х=78-36
-6х=42
х=$-frac{42}{6}$
х=-7

Answer 2

$frac{36-6x}{13} =6/*13 \ 36-6x=6*13 \ 36-6x=78 \ -6x=78-36 \ -6x=42 \ x=-7$