TEKS.MATH.7.7A

Is the equation linear or nonlinear?

• Linear
• Nonlinear

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TEKS.MATH.7.7A

The linear equation y = 35x + 75 can be used to find the total cost y in dollars that a repairman charges for his services.  Which statement about the repairman's charges is true?

• The repairman charges a flat rate fee of $35 for his services
• The repairman charges a flat rate fee of $110 for his services
• The repairman charges a $35 service fee, plus $75 per hour
• The repairman charges a $75 service fee, plus $35 per hour

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TEKS.MATH.7.7A

Write the equation for the table given.

• y = 16/2x
• y=8x
• y=12x

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TEKS.MATH.7.7A

Write the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x

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TEKS.MATH.7.7A

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

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TEKS.MATH.7.7A

What is the equation of this line?

• 0
• undefined 
• y = -2
• x = -2

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TEKS.MATH.7.7A

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

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TEKS.MATH.7.7A

Which is the graph of y= -x + 2?

• A
• B
• C
• D

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TEKS.MATH.7.7A

Determine the rate of change

• 1/3
• 2
• 3
• -3

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TEKS.MATH.7.7A

What is the equation for the table given

• y =1/2x
• y = 4/3x
• y = 2x
• This is not proportional.

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TEKS.MATH.7.7A