Question

Решите ур-е пж: 0.8(2y+3)-1.2(3y-4)=0.6

Answer 1

1.6y+2.4-3.6y+4.8=0.6
-2y+7.2=0.6
-2y=0.6-7.2
-2y=-6.6
y=3.3

Answer 2

1.6у+2.4-3.6у+4.8=0.6
1.6у-3.6у=0.6-2.4-4.8
-2у=-6.6
у=3.3