(a) (9-6x):3
(b) 3x+(2x+3y - 1)
(c) (-4x + 3y ) + (-x-y) + 2y


(a) (-2a+b) - (3a - 5b) + (4a+b)
(b)-3(y-2)+4(x+2)
(c) 5(x-y-1)-4(x+2)
PROSZĘ
DAM 35 PUNKTÓW