Question

1,3y-11=0,8y+4
решить уравнение

Answer 1

1.3y - 11 = 0.8y +4.

1.3y - 0.8y = 11 + 4

0.5y = 15

y = 15/0.5 = 150/5 = 30.

Answer 2

1.3y-0.8y=4+11

0.5y=15

y=30