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

Solve:
3x + 15 = 3(x + 5)

• No Solution
• x = 15
• Infinitely Many Solutions

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

2 + 14a = -8 + 9a

• -2
• 3
• 5
• -10

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

Scott works on cars. He charges $35 for each car plus $7 per hour. Write an equation that represents this scenario if Kylie's car bill was $63.

• 7x + 35 = 63
• 7x = 63
• 7x - 35 = 63
• 35x + 7 = 63

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

-6 + 12

• -18
• 6
• -6
• NONE OF THESE

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

-11 + 3(b + 5) = 7

• b = 1
• b= -1
• b = 3
• b = -3

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

12x - 15 = 3(2x+3)

• x = 4
• x = -4
• x = 2
• x = -2

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

Determine the number of solutions the following equation has:

−5 + 5(n − 7) = −40 + 5n

• one solution

• no solution

• infinitely many solutions

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

Joe’s Canoes charges an initial fee of $20 plus $4 an hour. Callie’s Canoes charges a flat rate of $14 an hour. Find the number of hours for which the total amount that both places charge would be the same. (Use an equation to help solve the problem)

• 3 hours

• 4 hours

• 1 hour

• 2 hours

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

Simplify the expression:

6 + 2(7x + 3)

• 12 + 7x

• 14x+12

• 14x + 3

• 9 + 7x

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

-2 + (-5)

• -3
• 3
• -7
• 7

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