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1. |
Which of the following sentences is true? |
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A. |
3x + 5 < x2 when x = 4. |
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B. |
 when x = 4. |
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C. |
 when x = 6. |
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D. |
 when x = 5. |
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Hint |
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2. |
Find the solution of 4x + 10 = 42
if the replacement set is {6, 7, 8, 9}. |
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A. |
7 |
B. |
6 |
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C. |
9 |
D. |
8 |
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Hint |
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3. |
Find the solution of 2(x – 5) = 30
if the replacement set is {19, 20, 21, 22}. |
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A. |
21 |
B. |
20 |
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C. |
22 |
D. |
19 |
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Hint |
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4. |
Find the solution set for 16 + b  40
if the replacement set is {22, 23, 24, 25}. |
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A. |
{24} |
B. |
{22, 23, 24} |
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C. |
{24, 25} |
D. |
{23, 24, 25} |
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Hint |
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5. |
Solve  = x. |
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A. |
x = 25 |
B. |
x = 5 |
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C. |
x = 0 |
D. |
x = 10 |
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Hint |
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