Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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Find the slope and the y-intercept of the graph of the linear
equation.
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1.
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a. | slope: –2; y-intercept: 6 | c. | slope:  ; y-intercept:
6 | b. | slope:  ; y-intercept: –2 | d. | slope: 6; y-intercept:
–2 |
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2.
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a. | Slope:  ; y-intercept: 9 | c. | Slope:  ; y-intercept:
 | b. | Slope:  ; y-intercept: 9 | d. | Slope: 2; y-intercept:  |
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Write the linear equation in slope-intercept form.
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3.
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 x + y = 12 a. | y =   | c. | x = 5y  | b. | y =  | d. | y =  x +
12 |
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4.
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5.
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Write an equation of the line in slope-intercept form.
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6.
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a. | y =  x – 2 | c. | y =  x +
2 | b. | y =  x + 2 | d. | y =  x –
2 |
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7.
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a. | y =  x | c. | y =  x +
3 | b. | y =  x + 3 | d. | y =  x |
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Write in slope-intercept form an equation of the line that passes through the
given points.
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8.
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(–2, 4), (3, 9)
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9.
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(–16, 8), (–4, 5)
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10.
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(–2, –2), (4, 10)
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11.
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(1, 3), (2, 6)
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Write in point-slope form an equation of the line that passes through the
given point and has the given slope.
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12.
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(3, 0); m = 
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13.
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(5, 9); m = 
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Short Answer
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1.
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The number x of magazine subscriptions and the number y of
paperback novels you can order for $140 are given by the equation  . Find the intercepts
and graph the equation.
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2.
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For a field trip, a bus company charges $55 plus a fee per student. The total
cost is $192.50 for 55 students. Write an equation that represents the total cost y of the
field trip for x students.
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Other
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1.
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Extended Response The cost y (in dollars) of getting
into a fair and riding x rides is  . a. Graph
the equation.
b. Interpret the slope and the y-intercept.
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