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1. |
Choose the inequality that corresponds with the sentence ''Twice a number increased by four is less than the difference of three times that number and five. '' |
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A. |
2x + 4 > 3x - 5 |
B. |
2(x + 4) < 3(x + 5) |
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C. |
2x + 4 < 5 - 3x |
D. |
2x + 4 < 3x - 5 |
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Hint |
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2. |
The opposite of two thirds of a number x is at least 18. What are the possible values of x? |
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A. |
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B. |
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C. |
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D. |
{x | x > -27} |
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Hint |
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3. |
The sum of three times a number and 12 is at least -3 and at most 15. Find the solution set for this number. |
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A. |
{x | -5 < x < 1} |
B. |
{x | -5 < x < 1} |
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C. |
{x | x < -5 or x > 1} |
D. |
{x | -5 < x < 1} |
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Hint |
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4. |
Which graph is the graph of the inequality 4x + 3y > -15? |
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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. |
Solve c + 49 -16. |
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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. |
Solve –15k > -120. |
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A. |
k < -8 |
B. |
k > 8 |
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C. |
k < 8 |
D. |
k > -8 |
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Hint |
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7. |
Write and solve an inequality for the following: 5 times a number minus 7 is less than 118. |
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A. |
x < 625 |
B. |
x > 625 |
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C. |
x > 25 |
D. |
x < 25 |
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Hint |
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8. |
Solve –4(10 – n) – 6n > 8(n + 3) – 7n + 2. |
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A. |
n > -22 |
B. |
n > -6 |
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C. |
n < -6 |
D. |
n < -22 |
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Hint |
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9. |
Solve 11x – 9 > 13 or –4x – 4 < 8. |
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A. |
{x| x > -3} |
B. |
{x| x < -3 or x > 2} |
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C. |
{x| x > 2} |
D. |
{x| x > -1} |
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Hint |
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10. |
Solve  |
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A. |
{-4, 38} |
B. |
{-38, -4} |
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C. |
{4, 38} |
D. |
{-38, 4} |
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Hint |
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11. |
Solve  |
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A. |
{x| -14 < x < 1} |
B. |
{x| 1 < x < 14} |
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C. |
{x| -1 < x < 14} |
D. |
{x| -14 < x < -1} |
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Hint |
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12. |
From the set {(-5, 4), (0, 2), (1, 6), (4, -4)}, which ordered pairs are a part of the solution set for  |
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A. |
{(-5, 4), (0, 2), (1, 6)} |
B. |
{(-5, 4), (1, 6), (4, -4)} |
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C. |
{(1, 6), (4, -4)} |
D. |
{(0, 2), (4, -4)} |
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Hint |
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