One-Step Equations

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

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given

Tags

CCSS.HSA.CED.A.3

What is the inverse operation of subtraction?

• Subtraction
• Multiplication
• Division
• Addition

Tags

CCSS.HSA.REI.A.1

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.HSA.REI.A.1

Translate 4 more than x equals 7 into an equation and solve. 

• x+4=7
  x = 11
• x+4=7
  x = 3
• x-4=7
  x = 11
• x-4=7
  x=3

Tags

CCSS.6.EE.B.7

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

• isolate the variable.

• check the solution.

• guess and check.

• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

Which of the following is used to solve single step equations mathematically?

• substitution
• inverse operations
• frequency
• data analysis

Tags

CCSS.6.EE.B.7

When solving 234 + N =389, what operation would you use to find the answer

• multiplication
• addition
• subtraction
• division

Tags

CCSS.6.EE.B.7

How would you isolate the variable in the following equation?

n + 4 = 12

• Add 4 to both sides, the answer is 16

• Divide both sides by 4, the answer is 3

• Subtract 4 from both sides, the answer is 8

• Multiply both sides by 4, the answer is 48

Tags

CCSS.6.EE.B.7

How would you isolate the variable for the following equation:

x - 7 = 2

• Divide both sides by 7, the answer is 125

• Add 7 to both sides, the answer is 9

• Add 2 to both sides, the answer is 9

• Multiply both sides by 7, the answer is 14

Tags

CCSS.6.EE.B.7