TEKS.MATH.9-12.II.C.1

A number substituted in to make an equation true is a

• linear equation
• inequality
• solution
• expression

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TEKS.MATH.9-12.II.C.1

Solve by taking square roots:
k² - 6 = 43

• k = √37
• k = 37 or - 37
• k = 7, k = -7
• no solution

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TEKS.MATH.9-12.II.C.1

Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?

• 14
• 10
• 2
• -14

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TEKS.MATH.9-12.II.C.1

-2(5 + 6n) < 6(8 − 2n)

• no solution
• infinite solution
• x < 0
• x > 0

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TEKS.MATH.9-12.II.C.1

Are the equations parallel, perpendicular, or neither?

• Parallel
• Perpendicular
• Neither

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TEKS.MATH.9-12.II.C.1

What is the y-intercept of the equation y=3x-5

• 5
• 3
• -5
• 1

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TEKS.MATH.9-12.II.C.1

In slope-intercept form, write the equation of the line passing through the points (-3,4) and (-4,2).

• y = -2x + 10

• y = -2x - 10

• y = 2x - 10

• y = 2x + 10

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TEKS.MATH.9-12.II.C.1

Solve for x.

• 9
• -7
• 4
• 6

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TEKS.MATH.9-12.II.C.1

Find the slope of the line through each pair of points.

( 19, - 16 ), ( - 7, - 15 )

• -4

• -1/26

• 7

• -11/7

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TEKS.MATH.9-12.II.C.1

Solve by taking square roots:
3 + 9r² = 12

• r = 0
• no solution
• r = 3, r = -3
• r = 1, r = -1

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TEKS.MATH.9-12.II.C.1