CCSS.Math.Content.8.EE.C.7

Solve for f:
f - 4 = 6f + 26

• f = -5
• f = 5
• f = 6
• f = -6

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CCSS.Math.Content.8.EE.C.7

Solve for b:
.5b + 4 = 20

• 8
• 48
• 24
• 32

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CCSS.Math.Content.8.EE.C.7

Solve:

-8(n - 4) = n - 40

• 8
• -7
• -8
• 4

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CCSS.Math.Content.8.EE.C.7

A toy company spends $1500 per day for factory expenses plus $8 to make each teddy bear.  They sell the teddy bears for $12 a piece.  Which equation could be used to find the number of bears t the company has to sell in one day to equal its daily cost?

• 1500 + 8t = 12
• 12 + 8t = 1500
• 1500 + 8t = 12t
• 8t = 12t + 1500

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CCSS.Math.Content.8.EE.C.7

The inequality shown below represents fees for two different apartments.

500x + 700 < 650x + 200

Which situation below does this inequality represent?

• Apartment A charges a $700 deposit and then $500 per month. Apartment B is equal to Apartment A charging $650 per month with a $200 deposit.

• Apartment A charges a $700 deposit and then $500 per month. Apartment B is greater than Apartment A charging $650 per month with a $200 deposit.

• Apartment A charges a $700 per month and then $500 deposit. Apartment B is greater than Apartment A charging $650 deposit with $200 per month.

• Apartment A charges a $700 deposit and then $500 per month. Apartment B is less than Apartment A charging $650 per month with a $200 deposit.

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CCSS.Math.Content.8.EE.C.7

-2(5x - 9)

• 10x - 18

• -10x + 18

• -10x

• 10x + 18

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CCSS.Math.Content.8.EE.C.7

9(x+3)=27

• x=0

• x=1

• x=9

• x=3

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CCSS.Math.Content.8.EE.C.7

8(7-y) = -24

• y= 2

• y= 10

• y= 15

• y= -5

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CCSS.Math.Content.8.EE.C.7

what is the equation from this model?

• 3x +1 = x - 2

• -3x +1 = x - 2

• -3x - 1 = x - 2

• -3x - 1 = 2x

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CCSS.Math.Content.8.EE.C.7

 $\ u\ =\ bak\$     Solve for  a

•  $a=\frac{u}{bk}$  

•  $a\ =\ \frac{bk}{u}$  

•  $a\ =\ -\frac{bk}{u}$  

•  $a=-\frac{u}{bk}$  

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CCSS.Math.Content.8.EE.C.7