Решите уравнение 6*(y-1)=9.4-1.7y
6*(y-1)=9.4-1.7y6y-6=9.4-1.7y6y+1.7y=6+9.47.7y=15.4y=15.4:7.7y=2
6*(y-1)=9.4-1.7y 6y-6=9.4-1.7y 6y+1.7y=6+9.4 7.7y=15.4 y=15.4:7.7 y=2