One-Step Equations

What would be the best first step to solving the equation?
-18=m+12

• add 18 to both sides
• subtract 18 from both sides
• add 12 to both sides
• subtract 12 from both sides

Tags

CCSS.6.EE.B.7

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

x - 8 = -5 

• 13
• -13
• 3
• -3

Tags

CCSS.6.EE.B.7

Solve the equation:
x - 4 = -3

• x = -7
• x = 1
• x = 12
• x = -12

Tags

CCSS.6.EE.B.7

Solve the equation:
x - 4 = 6

• x = 10
• x = -10
• x = 2
• x = -2

Tags

CCSS.6.EE.B.7

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.7.NS.A.3

What is your first step when you solve  x + 5 = 12

• Add 5 to 5 and add 5 to 5 to 12
• Subtract 5 from 5 and subtract 5 from 12
• Subtract 12 from 12 and subtract 12 from 5
• Add 12 to 12 and add 12 to 5

Tags

CCSS.6.EE.B.7

Solve the following equation 
8 = m - 12

• 4
• 0.5
• 5.0
• 20

Tags

CCSS.6.EE.B.7

n - 4 = 12

• n = 16
• n = 8
• n = 4/12
• n = 12/4

Tags

CCSS.6.EE.B.7