Equations/ Inequalities

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

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Using the "opposite operation" to "undo" and isolate the variable when solving an equation is more commonly called...

• Inverse operations
• math
• variable
• PEMDAS

What is the inverse operation of subtraction?

• Subtraction
• Multiplication
• Division
• Addition

What is the inverse operation of multiplication?

• addition
• subtraction
• multuplication
• division

What is the inverse operation of addition?

• addition
• subtraction
• multuplication
• division

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

How would you solve the equation?
5x = 30

• Subtract 5 from both sides
• Subtract 30 from both sides
• Multiply both sides by 5
• Divide both sides by 5

How would you solve the equation?
36 = 9 + m

• Subtract 9 from both sides
• Add 9 to both sides
• Multiply both sides by 9
• Divide both sides by 9

How would you solve the equation?
38 = m - 15

• Subtract 15 from both sides
• Add 15 to both sides
• Multiply both sides by 15
• Divide both sides by 15

How would you solve the equation?
3 = d/17

• Divide both sides by 17
• Add 3 to both sides
• Multiply both sides by 3
• Multiply both sides by 17