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1. |
Write an inequality for the following problem. One fourth of a number increased by 17 is at least 63. |
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B. |
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C. |
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D. |
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2. |
When Kristin works 8 hours, she earns $60. When she works 20 hours, she earns $150. Write a linear equation that describes her earnings. Assume that the changes increase linearly. |
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B. |
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3. |
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. |
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B. |
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D. |
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4. |
If g(x) = |x + 3|, find g(-7). |
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A. |
-4 |
B. |
10 |
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C. |
-7 |
D. |
4 |
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Hint |
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5. |
Choose the graph of y < 2x. |
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B. |
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6. |
State the solution of the system of equations graphed below. |
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A. |
(-1, 3) |
B. |
(3, -1) |
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C. |
(0, 3) |
D. |
(3, 1) |
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Hint |
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7. |
Solve the system of equations. 
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A. |
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B. |
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8. |
Find the value of  |
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A. |
-2 |
B. |
0 |
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C. |
14 |
D. |
2 |
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Hint |
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9. |
Simplify  |
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A. |
k-3 |
B. |
k3 |
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C. |
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D. |
k17 |
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Hint |
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10. |
Evaluate  |
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A. |
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B. |
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C. |
3 |
D. |
4 |
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Hint |
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11. |
Solve  |
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A. |
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B. |
no solution |
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C. |
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D. |
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Hint |
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12. |
Solve x2 - 6x = 0 by graphing or by factoring. |
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A. |
-6, 0 |
B. |
-6 |
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C. |
0 |
D. |
0, 6 |
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Hint |
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13. |
Which is the graph of the inequality y < x2 -2x - 8? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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14. |
Which could be the degree of the function represented by the graph? |
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A. |
5 |
B. |
1 |
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C. |
4 |
D. |
3 |
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Hint |
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15. |
Choose the line that has a slope of zero. |
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A. |
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B. |
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D. |
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16. |
Write an equation in slope-intercept form for the line that has a slope of 2 and passes through (-4, -6). |
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A. |
y = 2x - 8 |
B. |
y = 2x + 8 |
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C. |
y = 2x + 2 |
D. |
y = 2x - 2 |
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Hint |
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17. |
The Waxmans just opened a carpet store. Their startup costs were $5000, and their cost of carpet is $8 per square yard. How many square yards of carpet do they need to sell in order to break even if they sell the carpet for $18 per square yard? |
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A. |
192 square yards |
B. |
500 square yards |
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C. |
50 square yards |
D. |
278 square yards |
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Hint |
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18. |
Two sides of an angle are contained in lines whose equations are 6x + 4y = 15 and 7x – 9y = 3. Find the coordinates of the vertex of the angle. Round to the nearest hundredth. |
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A. |
(147, 87) |
B. |
(1.79, 1.06) |
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C. |
(–1.79, 1.06) |
D. |
(–147, –87) |
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Hint |
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19. |
Solve  |
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A. |
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B. |
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C. |
x > 0 |
D. |
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Hint |
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20. |
Which of the following is an inverse of f(x) = 3x - 4? |
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A. |
3x + 4 |
B. |
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C. |
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D. |
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Hint |
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