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1. |
Solve 2x = -10. |
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A. |
x = 5 |
B. |
x = -5 |
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C. |
x = -12 |
D. |
x = 8 |
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Hint |
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2. |
Use the distributive property to rewrite  without parentheses. |
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A. |
24x - 4 |
B. |
24x - 3 |
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C. |
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D. |
24x - 24 |
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Hint |
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3. |
You leave your house traveling 60 mph. After you have driven 25 miles, your mother leaves the house traveling in the same direction. What speed must your mother travel to catch up to you 5 hours after she leaves? |
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A. |
not possible |
B. |
55 mph |
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C. |
65 mph |
D. |
60 mph |
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Hint |
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4. |
Which graph show the solution set of the compound inequality
4x - 7 < 2x and 3x + 5 > -1? |
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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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5. |
Which scatter plot shows that x and y have no correlation? |
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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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6. |
Use the graph below to determine if the given system of equations has one solution, no solution, or infinitely many solutions. If the system has one solution, name it.
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A. |
no solution |
B. |
infinitely many solutions |
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C. |
one solution at (-6, 0) |
D. |
one solution at  . |
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Hint |
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7. |
Solve c =  ×  . |
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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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8. |
Find the solution of 4x + 10 = 42
if the replacement set is {6, 7, 8, 9}. |
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A. |
7 |
B. |
8 |
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C. |
9 |
D. |
6 |
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Hint |
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9. |
Which values are a counterexample to the given statement?
If x + y = an even number, then x is even and y is even. |
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A. |
x = 10, y = 9 |
B. |
x = 12, y = 6 |
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C. |
x = 7, y = 12 |
D. |
x = 21, y = 3 |
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Hint |
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10. |
Solve  |
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A. |
w = -859 |
B. |
w = 835 |
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C. |
w = -835 |
D. |
w = 859 |
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Hint |
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11. |
At a candy shop, plain candy covered chocolate costs $2.95 per pound, while candy covered chocolate with almonds costs $4.95 per pound. How many pounds of plain candy covered chocolate should be mixed with 3 pounds of candy covered chocolate with almonds to obtain a mix that sells for $3.95 per pound? |
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A. |
3.5 pounds |
B. |
2.5 pounds |
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C. |
3 pounds |
D. |
2 pounds |
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Hint |
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12. |
Map the inverse of the given relation. |
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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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13. |
Graph 2x + 3y = 9. |
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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. |
Match the given graph with its corresponding equation. |
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A. |
x + y = -1 |
B. |
x + 4y = -4 |
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C. |
4x + y = -1 |
D. |
x + 2y = -2 |
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Hint |
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15. |
Determine the coordinates of the y-intercept of 2x + 4y = 8. |
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A. |
(4, 0) |
B. |
(0, 4) |
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C. |
(0, 2) |
D. |
(2, 0) |
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Hint |
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16. |
Write the point-slope form of an equation for a horizontal line that passes through (-15, 11). |
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A. |
y + 11 = 0 |
B. |
y – 15 = 0 |
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C. |
y – 11 = 0 |
D. |
y + 15 = 0 |
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Hint |
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17. |
Which of the following is the inequality for the given graph? |
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A. |
3x – y > 2 |
B. |
3x – y < 2 |
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C. |
3x + y > 2 |
D. |
3x + y < 2 |
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Hint |
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18. |
Use substitution to solve the system of equations given by y =  and 28x – 32y = -8. |
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A. |
(1, 1) |
B. |
infinitely many solutions |
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C. |
no solution |
D. |
(2, 2) |
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Hint |
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19. |
Which point is in the solution set of  and  |
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A. |
(-4, 6) |
B. |
(3, 4) |
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C. |
(-1, -5) |
D. |
(2, 1) |
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Hint |
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20. |
Determine the best method to solve the system of equations. Then solve the system. 
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A. |
(3, 2) |
B. |
(−2, −3) |
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C. |
(2, −3) |
D. |
(0, −3) |
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Hint |
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