SOLVING EQUATIONS WITH VARIABLES ON BOTH SIDES-DAY 5

x + 12 = 16 - x

• x = -4
• x = 28
• x = 4
• x = 2

42 - 3x = 24 + 6x

• x = 6
• x = 2
• x = -2
• x = -22

3x - 7 = -5x + 17

• x = 5
• x = 12
• x = 3
• x = 1.2

11a - 38 = 5a +70

• x = 2
• x = -2
• x = 18
• x = -6.75

19 - 4y = -17 - 6y

• x = -18
• x = 1
• x = -1
• x = 0.2

16 + 4x = 34 - 2x

• x = -3

• x = 3

• x = 0.3

• x = 1.8

11 - 9t = 15t - 49 

• t = 0.4
• t = 6.3
• t = -6.3
• t = 2.5

11 - 9t = 15t - 49 

• t = 0.4
• t = 6.3
• t = -6.3
• t = 2.5

12 + 6x - 7x = 3x - 2x

• 6
• -16
• -5
• 4

Tags

CCSS.8.EE.C.7B

-19 - x = -6(3x + 6)

• 7
• -6
• -1
• 0

Tags

CCSS.8.EE.C.7B