Solving one-step equations

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

What is the variable in this equation?

13 + q = 56

• +

• 40

• q

• 42

Tags

CCSS.6.EE.A.2B

What are the two basic rules for solving algebraic equations?

• Whatever you do to one side of the equal sign, you must copy and do on the other side of the equal sign

• Negative signs can be ignored

• Always start on the left side, regardless of where the variable is

• Always do the opposite operation

Tags

CCSS.6.EE.B.7

What is the inverse operation of addition?

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.2.NBT.B.5

What is the inverse operation of subtraction?

• addition

• subtraction

• multiplication

• division

Tags

CCSS.HSA.REI.A.1

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.HSA.REI.A.1

How should you show your work to isolate the variable and solve the equation?

x - 62 = 123

• 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

What is the correct step to solve for the variable?

15 = m + 5

• add 15 to both sides

• add 5 to both sides

• subtract 15 from both sides

• subtract 5 from both sides

Tags

CCSS.6.EE.B.7

What step would you have to take to solve the following equation?

9x=153

• multiply by 9 on both sides

• divide by 9 on both sides

• add 9 to both sides

• subtract 9 from both sides

Tags

CCSS.6.EE.B.7

What is the inverse operation needed to solve for p?
765 = p - 254

• subtraction
• addition
• multiplication
• division

Tags

CCSS.6.EE.B.7