Solving 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

The variable, k, is being divided by 11. How should you show your work to isolate the variable?

• Divide both sides by 11
• Multiply both sides by 11.
• Add 11 to both sides.
• Subtract 11 to both sides.

Tags

CCSS.6.EE.B.7

y - 33 = 147

• y = 114
• y = 177
• y = 180
• Answer not Given

Tags

CCSS.6.EE.B.7

Solve the equation:
4p = 16

• p = 12
• p = -12
• p = -4
• p = 4

Tags

CCSS.6.EE.B.7

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

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

3n + 4 = 7 

• 1
• -1
• 3.67
• 2

Tags

CCSS.7.EE.B.4A

9 = 2s + 1 

• 4
• -4
• 3.5
• 5

Tags

CCSS.7.EE.B.4A

3f - 12 = -3

• 3
• -3
• 11
• 12

Tags

CCSS.7.EE.B.4A

8 = 4v + 12

• -1
• 1
• 0
• -10

Tags

CCSS.7.EE.B.4A