CCSS.Math.Content.7.EE.B.3

What is the first step to solving THIS equation by completing the square?
a² + 10a + 21 = 0

• Set the equation equal to zero
• Divide 10 by 2 and add the result to both sides
• Add a² and 10a together
• Subtract the 21

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CCSS.Math.Content.7.EE.B.3

A submarine at -32 feet dives down 18 feet. After the dive, what will be the submarines elevation?

• 14
• -14
• -50
• 50

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CCSS.Math.Content.7.EE.B.3

A research submarine dives at the rate of 6 feet every minute. What will the sub’s elevation be after 5 minutes of diving?  
Which expression would describe this?

• 6(5)
• 6 (-5)
• (-6)(5)
• (-6)(-5)

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CCSS.Math.Content.7.EE.B.3

In the Sahara Desert one day it was 136°F. In the Gobi Desert a temperature of -50°F was recorded. What is the difference between these two temperatures?

• -186°F
• 86°F
• 186°F
• -86°F

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CCSS.Math.Content.7.EE.B.3

-4 + y < -8

• y < 4
• y < -12
• y < -4
• y < 12

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CCSS.Math.Content.7.EE.B.3

2x + 3(5x - 7) = 47

• x = 1
• x = 2
• x = 3
• x = 4

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CCSS.Math.Content.7.EE.B.3

What is the value of 7a + 3 if a = -2?

• -11
• 11
• 10
• -10

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CCSS.Math.Content.7.EE.B.3

6p - 5 =13

• 12
• 15
• 3
• -3

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CCSS.Math.Content.7.EE.B.3

Solve   -5t + 9 = 24

• -3
• 3
• 12

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CCSS.Math.Content.7.EE.B.3

10(h+1)-4=76

• h=10
• h=4
• h=7
• h=76

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CCSS.Math.Content.7.EE.B.3