-15 целых 1/13*(1,9х+5,7)=0

Question

-15 целых 1/13*(1,9х+5,7)=0

Answer 1

-15 1/13*(19/10х+57/10)=0
-196/13*(19/10х+57/10)=0
-3724/130х=11172/130
х=11172:(-3724)
х=-3