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1. |
Find an equation of the line that passes through (0, -6) and (5, 3). |
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A. |
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Hint |
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2. |
Which equation describes the line that contains the points (6, 2) and (12, 4)? |
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A. |
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B. |
y = -3x |
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D. |
y = 3x |
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Hint |
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3. |
Which equation describes the line that contains the points (-1, -8) and (-9, -21)? |
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Hint |
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4. |
Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form. |
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Hint |
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5. |
A phone company charges for service as follows: they charge a certain amount for a visit, and then they charge a certain amount per hour after that. If a three-hour service visit costs $220, and a job that takes an hour and a half costs $145, how much is the cost of a visit before the amount of time spent is factored in? |
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A. |
$217 |
B. |
$70 |
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C. |
$50 |
D. |
$25 |
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Hint |
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