Expressions and Equations Review

Word that means opposite.  We use this word when talking about "un-doing" an equation to solve it. 

• Reciprocal
• Operation
• Inverse
• quadrant

Tags

CCSS.7.EE.B.4A

The inverse of subtraction is 

• adding
• subtracting
• multiplying 
• dividing

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

Which equation has x = 5 as the solution?

• x + 15 = 10
• 2x = 5
• 2x = 10

Tags

CCSS.6.EE.B.5

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Tags

CCSS.6.EE.B.7

Solve the equation:
4p = 16

• p = 12
• p = -12
• p = -4
• p = 4

Tags

CCSS.6.EE.B.7

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.4.NBT.B.6

x ÷ 2 = 12

• x = 24
• x = 6
• x = 20
• x = 10

Tags

CCSS.3.OA.A.4

What is the first step in solving the following equation?
3x - 5 = 20

• multiply both sides by 5
• add 5 to both sides
• divide both sides by 5
• subtract both sides by 5

Tags

CCSS.7.EE.B.4A

2 (n + 5) = -2 The first step in solving the following equation is ____________

• add five to both sides
• distribute 2 to all terms in the parenthesis
• add 2

Tags

CCSS.HSA.REI.A.1