Упростите: 1/4а+(-1/3в)+2а-2/3в

Question

Упростите: 1/4а+(-1/3в)+2а-2/3в

Answer 1

1/4а - 1/3 в + 2а - 2/3в = 2 1/4а -3/3в = 2 1/4а - в

Answer 2

1)1/4а+(-1/3в)+2а-2/3в=1/4а+2а-1/3в-2/3в=2а+1/4а-(1/3в+2/3в)=2а+1/4а-3/3в=2а+1/4а-1/в
2)1/4*а+(-1/3*в)+2*а-2/3*в=2*а+1/4*а+(-1/3*в-2/3*в)=2 1/4*а+(-3/3*в)=2 1/4*а+(-1*в)=2 1/4*а-в.