3(2y-1)+6(3y-4)=83+5(y-3)

Question

3(2y-1)+6(3y-4)=83+5(y-3)

Answer 1

3(2y-1)+6(3y-4)=83+5(y-3)

6у-3+18у-24=83+5у-15

24у-27=5у+68

24у-5у=68+27

19у=95

у=95/19

у=5

 

Проверка:

3*(2*5-1)+6*(3*5-4)=83+5(5-3)

3*9+6*11=83+5*2

27+66=83+10

93=93

Answer 2

3(2y-1)+6(3y-4)=83+5(y-3)
6у-3+18у-24=83+5у-15
6у+18у-5у=83-15+3+24
19у=95
у=95:19
у=5
Ответ:у=5