1.Zapisz w prostszej postaci: a)3x+2x= 6x-x -8x+5x x-4x b)2a+1+a 4a-5a-3 -5a+7b+6a 6b-6a+2b c)4*7y 12y:6 (-8y)*1/2 10a:(-2)

1.Zapisz w prostszej postaci: a)3x+2x=5x 6x-x=5x -8x+5x=-3x x-4x=-3x b)2a+1+a=3a+1 4a-5a-3=-a-3 -5a+7b+6a=a+7b 6b-6a+2b=8b-6a c)4*7y=28y 12y:6=2y (-8y)*1/2-4y 10a:(-2)= - 5a

a)3x+2x=5x 6x-x=5x -8x+5x=-3x x-4x=-3x b)2a+1+a3a+1 4a-5a-3=-a-3 -5a+7b+6a=7b+a 6b-6a+2b=8b-6a c)4*7y=28y 12y:6=2y (-8y)*1/2=-4y 10a:(-2) =-5a

a)3x+2x=5x 6x-x=5x -8x+5x=3x x-4x=-3x b)2a+1+a=3a+1 4a-5a-3=-a-3 -5a+7b+2b=-5a+9b 6b-6a+2b+8b-6a c)4*7y=28y 12y:6=2y (-8y)*1/2=-1/4y 10a:(-2)=-5a