(6y-9):3 (8x-5):(-4) 2*8x (-6)*7y 9z*(2/3) 4a*(-5) 2/3b*0,75 -1 1/2c*(-3 1/3) (4x+9):2 (4x+6):2
(6y-9):3=6y:3-9:3=2y-3
(8x-5):(-4)=-8x:4+5:4=-2x+5/4
2*8x=16x
(-6)*7y=-42y
9z*(2/3)=6z
4a*(-5)=-20a
2/3b*(0,75)=2/3b*3/4=2/4b=1/2=0,5
-1 1/2c*(-3 1/3)=-3/2c*(-10/3)=5c
(4x+9):2=2x+4,5
(4x+6):2=2x+3
(2y-3)
(4x+1)
16x
-49y
4a*(-5)= -20a
(4x+6):2= 2x+3
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(6y-9):3=6y:3-9:3=2y-3
(8x-5):(-4)=-8x:4+5:4=-2x+5/4
2*8x=16x
(-6)*7y=-42y
9z*(2/3)=6z
4a*(-5)=-20a
2/3b*(0,75)=2/3b*3/4=2/4b=1/2=0,5
-1 1/2c*(-3 1/3)=-3/2c*(-10/3)=5c
(4x+9):2=2x+4,5
(4x+6):2=2x+3
(2y-3)
(4x+1)
16x
-49y
4a*(-5)= -20a
(4x+6):2= 2x+3