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1. |
Which ordered pair is the solution to the given system of equations? x - 3y = 9 x - 2y = 5 |
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A. |
(-6, 1) |
B. |
(3, -2) |
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C. |
(9, -3) |
D. |
(-3, -4) |
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Hint |
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2. |
Students from the local high school are selling tickets to the town's annual carnival. Adult admission is $5.00 and child admission is $2.50. Two hours after the carnival opened its first day, 440 tickets had been sold totaling $1900. How many adults and how many children entered the carnival during the first two hours it was open? |
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A. |
293 adults, 147 children |
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B. |
320 adults, 120 children |
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C. |
220 adults, 220 children |
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D. |
380 adults, 760 children |
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Hint |
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3. |
Brenda and Amparo left their homes for their morning runs at the same time. Brenda can run a 10-minute mile and Amparo can run a 12-minute mile. Combined, they ran 15 miles in a total of 2 hours and 42 minutes (162 minutes). How many miles did each woman run? |
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A. |
Brenda ran 10 miles; Amparo ran 5 miles |
B. |
Brenda ran 9 miles; Amparo ran 6 miles |
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C. |
Brenda ran 8 miles; Amparo ran 7 miles |
D. |
Brenda ran 11 miles; Amparo ran 4 miles. |
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Hint |
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4. |
Use elimination to solve the system of equations. -x + 2y = 18 x + 8y = -38 |
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A. |
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B. |
(-22, -2) |
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C. |
(-5, -1) |
D. |
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Hint |
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5. |
The sum of two numbers is 36. Twice the first number minus the second is 6. Find the numbers. |
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A. |
(30, 6) |
B. |
(42, 6) |
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C. |
(14, 22) |
D. |
(10, 26) |
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Hint |
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6. |
Use elimination to solve the system of equations given below. 3x - 2y = 4 2x + y = -2 |
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A. |
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B. |
(0, -2) |
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C. |
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D. |
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Hint |
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7. |
Use elimination to solve the system of equations given below. 5x + 3y = 3 3x + 4y = 15 |
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A. |
(5, 0) |
B. |
(3, -4) |
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C. |
(-3, 6) |
D. |
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Hint |
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8. |
Solve the system of equations given by y = 2x + 2 and . |
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A. |
infinitely many solutions |
B. |
no solution |
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C. |
(4, -6) |
D. |
(-3, -4) |
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Hint |
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9. |
Use graphing to solve the system of inequalities given by y < x + 1 and  |
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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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10. |
Which point is not in the solution set of y < 7x + 6 and y < -7x + 6. |
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A. |
(0, 2) |
B. |
(1, -5) |
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C. |
(-1, 6) |
D. |
(2, -15) |
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Hint |
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