Equations Inequalities Equivalent Expressions

An inverse operation is

• reversing the sign in an inequality
• using the opposite operation to solve equations
•  A number’s distance from zero

Tags

CCSS.HSA.REI.A.1

Like terms are 

• numbers or same variable raised to the same power
• equal numbers
• only unknown values

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CCSS.6.EE.A.2B

Choose an expression that is equivalent to the following
6n + 2(3 - 5n)

• n + 6
• 6 - 4n
• 16n + 6

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CCSS.6.EE.A.4

Choose the first step in solving the following equation.
-3y - 12 = 14

• add 3 from both sides
• add 12 to both sides
• subtract 12 from both sides

Tags

CCSS.7.EE.B.4A

-12x > 36

• x > -3
• x > 48
• x < -3

Tags

CCSS.6.EE.B.8

- 3( 4 - 2x) = 6

• x = 1
• x = -3 
• x = 3

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CCSS.7.EE.B.4A

Choose the equation that can be used to find the regular price, x, of a watch discounted 25% when the sales price is $50.

• x - .25 = 50

• 1.25x= 50

• 0.75x = 50

Tags

CCSS.HSA.CED.A.3

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

Tags

CCSS.7.EE.B.4B

When graphing b < 6 would you use an open or closed circle?

• Open ○
• Closed •

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CCSS.6.EE.B.8

Simplify

1/3(6x - 3) + 5(x + 2)

• 7x + 9

• 7x + 1

• 7x + 7

Tags

CCSS.6.EE.A.3