Question

Помогите
1)3y-(-4a)+2y-3a=
2)3 (14-k)-2 (k+2)=
3)13 (a-y)-12 (-y+a)=
4)4-2x-(5-(3x+2))=

Answer 1

1)3у+4а+2у-3а=5у-а
2)42-3к-2к-4=38-5
3)(13-12)(а-у)=а-у
4)4-2х-5+3х+2=1-х