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1. |
Solve 7(2k + 4) - (3k + 1) = 49. |
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A. |
2 |
B. |
1.8 |
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C. |
4 |
D. |
1 |
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Hint |
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2. |
Determine which equation represents a function. |
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A. |
 |
B. |
y = -2x + 1 |
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C. |
x = 4 |
D. |
x = y2 - 1 |
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Hint |
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3. |
Given the function f(x) = x2 + 9, find f(-3). |
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A. |
18 |
B. |
12 |
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C. |
0 |
D. |
6 |
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Hint |
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4. |
Which is the standard form of a linear equation? |
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A. |
3x2 + y = 5 |
B. |
y = 2x - 3 |
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C. |
4x - 9y = 1 |
D. |
 |
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Hint |
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5. |
Write  in standard form where A, B, and C are integers whose greatest common factor is 1. |
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A. |
3x - 8y = 16 |
B. |
3x - 8y = 2 |
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C. |
3x + 8y = 16 |
D. |
 |
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Hint |
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6. |
Which function is not linear? |
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A. |
 |
B. |
f(x) = 2x3 |
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C. |
f(x) = 8 |
D. |
f(x) = 14x + 7 |
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Hint |
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7. |
What is the x-intercept of the graph below? |
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 |
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A. |
-3 |
B. |
2 |
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C. |
3 |
D. |
-2 |
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Hint |
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8. |
Find the y-intercept of the graph of 2x - 5y = 10. |
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A. |
5 |
B. |
2 |
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C. |
-2 |
D. |
0 |
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Hint |
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9. |
State the slope of the line graphed below. |
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 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
If g(x) = |x + 3|, find g(-7). |
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A. |
-4 |
B. |
4 |
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C. |
-7 |
D. |
10 |
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Hint |
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12. |
Which equation describes graph A? |
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A. |
y = | x - 1 | |
B. |
y = 2.25x - 1 |
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C. |
y = 2.25| x | - 1 |
D. |
y = | 2.25x | |
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Hint |
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13. |
Choose the graph of 3y - 2x > 6. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Evaluate  if a = 2, b = 4, and c = -1. |
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A. |
1 |
B. |
7 |
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C. |
-14 |
D. |
2.4 |
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Hint |
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15. |
Solve the equation x – 82 = 143 |
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A. |
225 |
B. |
-61 |
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C. |
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D. |
61 |
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Hint |
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16. |
Evaluate | 5 (a – 2b) + 3 | if a = -3 and b = 7. |
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A. |
82 |
B. |
88 |
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C. |
-85 |
D. |
85 |
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Hint |
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17. |
What is the slope of the line with equation  |
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A. |
-7 |
B. |
 |
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C. |
 |
D. |
7 |
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Hint |
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18. |
When finding the equation for a line of fit for a scatter plot, you should use __________. |
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A. |
all of the points on the plot |
B. |
the first and last points on the plot, with respect to the horizontal |
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C. |
two points that you think represent the data well |
D. |
the point most characteristic of the scatter plot |
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Hint |
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19. |
A line of fit is drawn on a scatter plot showing the number of pets owned by automobile owners and the number of miles driven each month. What would probably be the best description of the slope of this line? |
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A. |
negative |
B. |
undefined |
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C. |
zero |
D. |
positive |
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Hint |
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20. |
A cellular telephone company charges $0.20 per minute or fraction thereof. If Miguel, a customer of this company, talks on his cell phone for 23.27 minutes, what will his charges be for that phone call? |
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A. |
$4.66 |
B. |
$4.65 |
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C. |
$4.60 |
D. |
$4.80 |
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Hint |
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