Question

Решите уравнение:
(2,5y-4)×(6y+1,8)=0

Answer 1

$(2,5y-4)(6y+1,8)=0 \ \ (2,5y-4)=0 \ y=4:2,5 \ y= 1,6\ \(6y+1,8)=0 \ y=-1,8:6 \ y=-0,3$