Solving One Variable Equations

• Add -10 to both sides

• Subtract -10 to both sides

• Multiply both sides by -10

• Divide both sides by -10

Tags

CCSS.6.EE.B.7

n - 4 = 12

• 12

• 10

• 8

• 16

Tags

CCSS.6.EE.B.7

5n = 30

• 8

• 12

• 6

• 5

Tags

CCSS.6.EE.B.7

n/5 = 5

• 12

• 25

• 5

• 35

Tags

CCSS.6.EE.B.7

What is the inverse operation of subtraction?

• Subtraction
• Multiplication
• Division
• Addition

Tags

CCSS.2.NBT.B.5

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.
• Add 7 to both sides.
  The solution is x = 19.
• Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

144=12z

• z=20
• z=11
• z=12

Tags

CCSS.6.EE.B.7

Solve for x:

x + 19.46 = 245.3

• 264.76

• 12.6

• 50.7

• 225.84

Tags

CCSS.6.EE.B.7

17 = x + 3

• x = 20
• x = 14
• x = 13
• x = 19

Tags

CCSS.1.OA.D.8