Question

-11=(18-6x)4-(3x+1)5

Answer 1

-11=(18-6х)×4-(3х+1)×5
-11=72-24х-15х +5
24х+15х=72+11+5
39х=88
х=88:39
х=2,3
-11=(18-6×2,3)×4-(3×2,3+1)×5
-11=(18-13,8)×4-(6,9+1)×5
-11=16,8 -39,5