Solving Equations & Inequalities Review

m - 8 = -5 

• m = 13
• m = -13
• m = 3
• m = -3

Tags

CCSS.6.EE.B.7

How would you solve this equation: 9x = 153 ? 

• multiply both sides by 9
• divide both sides by 9
• add 9 to both sides
• subtract 9 from both sides

Tags

CCSS.6.EE.B.7

Which equation has a = 5 as the solution?

• a + 15 = 10
• 2a = 5
• 2a = 10
• a - 15 = 10

Tags

CCSS.6.EE.B.5

x - 62 = 123
How should you show your work to 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

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

What property must you do to eliminate the parentheses in an equation?

• Distributive Property

• Multiplication Property

• Associative Property

• Commutative Property

Tags

CCSS.6.EE.A.3

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

• PEMDAS

• math

• variable

• Inverse Operations

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

Heather is a hairdresser and her customers pay $5 to reserve an appointment time and $12 for every hour Heather works on their hair style. As a back to school special she offers to lower her price per hour by $5. What equation represents the total amount paid to Heather, y, after x hours of hair styling?

• y = 5 + 12x
• y = 12x
• y = 7x + 5
• y = 12x + 12

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.C.9

Simplify the expression.
3 - 4a + 7 + 2a

• 10 - 6a
• -6a + 10
• -2a + 10
• -2a - 10

Tags

CCSS.7.EE.A.1

Simplify the expression.
6(x - 7)

• 6x - 42
• 49 - 6x
• -x
• -6x - 42

Tags

CCSS.6.EE.A.3