One- Step Equations

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.HSA.REI.A.1

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 is the solution for x + 9 = 21

• 10
• 12
• 11
• 13

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

Solve the equation:
20.5 = x + 4

• 16.5
• 16.05
• 24.5
• 24.05

Tags

CCSS.6.EE.B.7

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

x - 8 = -5 

• 13
• -13
• 3
• -3

Tags

CCSS.6.EE.B.7

Solve for y:
y - 7 = 10

• 17
• -3
• 3
• -17

Tags

CCSS.6.EE.B.7

y - 4.6 = 12

• 16.6
• 5.8
• 7.4
• Answer not Given

Tags

CCSS.6.EE.B.7

Solve the equation
3x = 27. 

• x = 24
• x = 81
• x = 9

Tags

CCSS.6.EE.B.7