Isolating Variables Review

How would you isolate the variable for the following equation?

• Subtract 9 from both sides. The answer is

  36

• Divide both sides by 9, the answer is

  5

• Divide both sides by 45, the answer is 5

• Multiply both sides by 9, the answer is 5.

Tags

CCSS.6.EE.B.7

Unique and Gekairi solve the following equation. Study and Identify the type of Solution

• One Solution

• Infinite Many Solution

• No Solution

Tags

CCSS.8.EE.C.7A

To solve the equation: -5 = c + 7, you would ​ (a)   both sides and find that c = ​ (b)   .

• subtract 7 from

• -12

• add 7 to

• add 5 to

• subtract 5 from

• 12

• -2

• 2

Tags

CCSS.6.EE.B.7

6w – y = 2z, for w

Tags

CCSS.HSA.CED.A.4

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.

Tags

CCSS.6.EE.B.7

What is the variable in 3x - 5

• x

• 5

• 3

Tags

CCSS.6.EE.A.2B

Write the following statement as a mathematic expression with variable(s):

> The difference of 16 and K is seven.

Tags

CCSS.6.EE.A.2A

A variable is . . .

• an awesome number

• a number represented by a letter

• an infinite number

• a number multiplied by another number

Tags

CCSS.6.EE.A.2B

What are the variables in 3x + y

• 3x

• x,y

• x

• y

Tags

CCSS.6.EE.A.2B

Match the following!

• n = 9

• n + 14 = 64

• n = 40

• n - 6 = 34

• n = 60

• n/5 = 12

• n = 50

• 6n = 54

Tags

CCSS.6.EE.B.7