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1. |
Find a solution to the equation using backtracking.
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A. |
n = –89 |
B. |
n = 10 |
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C. |
n = –12 |
D. |
n = –100 |
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Hint |
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2. |
Find a solution to the equation by doing the same thing to both sides.
8p + 14 = 2p – 22 |
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A. |
p = –6 |
B. |
p = –1 |
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C. |
p = 6 |
D. |
p = 1 |
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Hint |
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3. |
Find a solution to the equation by doing the same thing to both sides.
3(5f + 7) + 9(f + 4) = 9 |
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A. |
f = –2 |
B. |
f = –10 |
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C. |
f = –9 |
D. |
f = –12 |
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Hint |
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4. |
Julian said, ''I'm thinking of a number. When I add 3 to my number, multiply the sum by 12, divide the product by 8, and subtract the result by 7, I get 11. What is the number I'm thinking of?'' |
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A. |
10 |
B. |
9 |
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C. |
7 |
D. |
8 |
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Hint |
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5. |
The sum of three consecutive even numbers is 54. Find the three numbers. |
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A. |
16, 17, 18 |
B. |
15, 16, 17 |
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C. |
16, 18, 20 |
D. |
18, 19, 20 |
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Hint |
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