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

Solve the equation:
1/2x = 6

• x = 12
• x = -12
• x = 3
• x = -3

Tags

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

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5
• Subtract 5
• Multiply by 7
• Subtract 7

Tags

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

Solve  9 + 3x = 10

• 2/3
• 1/3
• -1/3
• 4

Tags

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

12 x -4

• -24
• -36
• -60
• -48

Tags

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

What is the cube root of 1000?

• 10
• 100
• 500
• 20

Tags

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)

Tags

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

A roller coaster begins at 90 feet above ground level.  Then, it descends 105 feet.  Find the height of the coaster after the first descent. 

• -15 feet
• 15 feet
• 195 feet
• 5 feet 

Tags

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

(-2)-(-3)

• -1
• -5
• 5
• 1

Tags

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

The amount of ants in a colony, f, that is decaying can be modeled by                         f(x) = 800(.87)^x, where x is the number of days since the decay started. Suppose           f(20) = 49. Which of the following is true?

• After 20 days, there are 49 ants in the colony.
• After 49 days there are 20 ants in the colony.
• The amount of ants times 20 is 49.
• After 20 days the amount of ants remaining decreases by 49.

Tags

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

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Tags

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