3/20 Solving Equations with Variables on Both Sides

Which equation is represented by the algebra tiles in the picture shown?

• -4x + 7 = 2x - 5

• 7 + 4x = 2x + 5

• 4x + 7 = -2x + 5

• -4x - 7 = 2x + 5

Tags

CCSS.HSA.REI.C.8

Solve: 7x = 3x + 24

(a)  

• 10

• 4

• 6
• 14

-5k + 10 = -2k - 14

• k = 8

• k = 0

• k = 15

• k = 24

30 + 6t = 11t

• 3
• 5
• 6
• 30

8w - 8 = -4w + 16

• w = 8

• w = 16

• w = 24

• w = 2

4k + 24 = 6k -10

• k = 17

• k = 84

• k = 55

• k = 32

13y - 18 = -5y + 30 + 6

• y = 3

• y = 6

• y= 9

• y = 12

Which Equation matches the model.

• 2x + 1 = 6x - 2

• -x - 2 = 2x - 8

• 2x - 2 = -x - 8

• 2x - 8 = - 2x - 2

Tags

CCSS.HSA.CED.A.3

Which Equation matches the model.

• 1 - x = -5 - 3x

• -x + 1 = 3x + 5

• 3x + 1 = -x + 5

• 5x - 3 = - x -

Tags

CCSS.8.EE.C.7A

2x + 3x + 15 = 10x - 40

• x = 88

• x = 99

• x = 11

• x = 77