5(1-3y)-11(3-y)=0
5-15y-33+11y=0
-28-4y=0
-4y=28
y=-7
(5) (11)
1-3у -- 3-у 5-15у-33+11у
= ;
11 5 55
-15у+11у= -5+33
-4у= 28
у= - 7
5(1-3y)-11(3-y)=0
5-15y-33+11y=0
-28-4y=0
-4y=28
y=-7
(5) (11)
1-3у -- 3-у 5-15у-33+11у
= ;
11 5 55
-15у+11у= -5+33
-4у= 28
у= - 7