TEKS.MATH.7.7A

Is the table linear or nonlinear?

• Linear
• Nonlinear

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TEKS.MATH.7.7A

Solve using elimination. 
 4x + 8y = 20
-4x + 2y = -30

• (-7,1)
• (2,-5)
• (-2,5)
• (7,-1)

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TEKS.MATH.7.7A

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters
• 15 chapters
• 18 chapters
• 21 chapters

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TEKS.MATH.7.7A

Find the slope of the line.

• -2
• 2
• -1
• 1

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TEKS.MATH.7.7A

Determine where X' would be if you translated 3 units to the left and 9 units down.

• (-4, 4)
• (-10, 2)
• (-4, -5)
• (-1, 5)

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TEKS.MATH.7.7A

y = -2x + 5
y = 2x - 11

• No Solution
• (0, 0)
• (3, -1)
• (4, -3)

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TEKS.MATH.7.7A

Find the slope and y-intercept of the following:

y = -8x + 13

• slope = -8/13, y-intercept = 1
• slope = -8, y-intercept = 13
• slope = 8/13, y -intercept = -8
• slope = 13, y-intercept = -8

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TEKS.MATH.7.7A

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

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TEKS.MATH.7.7A

What can you use to represent linear relationships?

• verbal descriptions

• equations

• graphs

• tables

• all of the above

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TEKS.MATH.7.7A

In the linear equation, y = mx+b, the m stands for?

• slope

• y intercept

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TEKS.MATH.7.7A