TEKS.MATH.7.4A

What is the slope?

• 2
• 1/2
• 1
• 1.5

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TEKS.MATH.7.4A

TEKS.MATH.7.7A

TEKS.MATH.8.4A

TEKS.MATH.8.4C

What is the average rate of change of y = 2(3)^x at [2, 4]?

• 72
• 3
• 36.8
• 630

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TEKS.MATH.7.4A

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59

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TEKS.MATH.7.4A

TEKS.MATH.7.7A

Find the slope:

• 3/4
• 4/3
• -3/4
• -4/3

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TEKS.MATH.7.4A

TEKS.MATH.7.7A

TEKS.MATH.8.4A

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

• y=15x
• y=15x+80
• y=x+15
• y=80x+15

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TEKS.MATH.7.4A

A proportional relationship can be written as an equation in the form
____ = _____  _____

• y = k+x
• y = k-x
• y = kx
• y = k/x

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TEKS.MATH.7.4A

According to the graph above, 5 bags of luggage weighs 150 pounds.

• True
• False

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TEKS.MATH.7.4A

What is the slope of the line pictured?

• 2
• -2
• 1/2
• -1/2

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TEKS.MATH.7.4A

TEKS.MATH.7.7A

Which equation represents the total cost of a repair by an electrician after x hours?
An electrician charges $90 per hour plus a $50 travelling fee.

• y = 50 - 90x
• y = 90x + 50
• y = -50x + 90
• y = -90 - 50x

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TEKS.MATH.7.4A

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

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TEKS.MATH.7.4A