Solving Equations with Variables on Both Sides

What is the only term to move first?

2x = x + 3

• x

• 2x

• 3

Tags

CCSS.8.EE.C.7B

What is the first step in solving this equation?

2 (x -2) = 3x + 2x - 4

• combine

• divide

• parentheses

• add 4

Tags

CCSS.8.EE.C.7B

Can I combine any like terms?

10x + 9 = 4x - 1

• no

• yes

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

What does it mean to have a number beside a letter, like this:

4x

• add

• subtract

• multiply

• divide

Tags

CCSS.6.EE.A.2A

How do you undo addition?

• divide

• multiply

• subtract

• add

Tags

CCSS.HSA.REI.A.1

What is the first step in solving this equation?

2x + 3 - 5x = 15x - 10

• parentheses

• combine like terms

• add 10

• move the 2x

Tags

CCSS.6.EE.A.3

Combine all like terms.

4x + 5x - 7= 8 - 3x -6x

• 16x = 8 -3x -6x

• 9x - 7 = 8 - 9x

• nothing can be combined

Tags

CCSS.7.EE.A.1

Solve for x:

10x + 9 = 4x - 9

• 0

• 3

• -3

• 18

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve for x:

12x - 15 = 3( 2x + 3)

• 4

• -4

• 2

• -2

Tags

CCSS.8.EE.C.7B

True or False:

When solving an equation, you must get all variables on one side of the equal sign and all constants on the other side.

• true

• false

Tags

CCSS.8.EE.C.7B