B) -12:(-3)+5. ? = -16
C)4.(-2)- ? : (-3)-(-1) = -2
D) (-2- ? +4):(-2)-(-4) = 0
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B)( )+(5*X)=-16
(5X)= -16 - ( )
5X = -16 - 4
5X = - 20
X =
X = - 4
C) (4*(-2)) - () - (-1) = -2
- 8 + + 1 = -2
- 7 = -2
= -2 + 7
= 5
X = 5*3
X = 15
D) () - (-4) = 0
() + 4 = 0
() = - 4
2 - X = (-4)*(-2)
- X = 8 - 2
- X = 6
X = - 6
(5X)= -16 - ( )
5X = -16 - 4
5X = - 20
X =
X = - 4
C) (4*(-2)) - () - (-1) = -2
- 8 + + 1 = -2
- 7 = -2
= -2 + 7
= 5
X = 5*3
X = 15
D) () - (-4) = 0
() + 4 = 0
() = - 4
2 - X = (-4)*(-2)
- X = 8 - 2
- X = 6
X = - 6
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