Помогите решить примеры: 1) 13 — 3,6*

13-3,6*(4x-4 7/12)=5/6*(4-11x) 13-3,6*(4x- (55/12) — (5/6)*(4-11x)=013- (14,4x-16,5) — (5/6)*(4-11x)=0 13-14,4x+16,5- (5/6)*(4-11x)=0 29,5-14,4x- (5/6)*(4-11x)=0 29,5-14,4x- (10/3) — (55/6)*x)=0 29,5-14,4x- (10/3)+(55/6)*x=0 (157/6) -14,4x+(55/6)*x=0 (157/6) — (157/30)*x=0 x=- (-157/6) / (157/30) x=(157/6) / (157/30) x=5