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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. |
(3, -2) |
B. |
(-3, -4) |
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C. |
(9, -3) |
D. |
(-6, 1) |
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Hint |
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2. |
Graph the system of equations to determine whether it has no solution, infinitely many solutions, or one solution. If the system has one solution, name it.
2x - y = 4
x + 2 y = 2 |
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A. |
no solution |
B. |
one solution at (0, 2) |
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C. |
infinitely many solutions |
D. |
one solution at (2, 0) |
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Hint |
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3. |
Use substitution to solve the system of equations given below.
8x - 4y = 16
2x - y = 4 |
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A. |
no solution |
B. |
infinitely many solutions |
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C. |
(2, 0) |
D. |
(0, -4) |
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Hint |
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4. |
Use substitution to solve the system of equations given below.
 |
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A. |
infinitely many solutions |
B. |
(-10, -12) |
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C. |
no solution |
D. |
(-12, -10) |
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Hint |
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5. |
Use elimination to solve the system given below.
5x - 2y = 25
5x + 3y = 5 |
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A. |
(13, 20) |
B. |
(3, -5) |
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C. |
(4, -5) |
D. |
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Hint |
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6. |
Use elimination to solve the system of equations given below.
3x + 4y = -12
x - y = 10 |
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A. |
(28, 18) |
B. |
(-4, -14) |
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C. |
(52, 42) |
D. |
(4, -6) |
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Hint |
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7. |
Determine which point is a solution to the system of inequalities by graphing.
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A. |
(5, 6) |
B. |
(0, 7) |
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C. |
no solution |
D. |
(3, 2) |
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Hint |
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8. |
Use elimination to solve the system of equations given by 10x – 40y = 60 and 15x + 40y = -10. |
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A. |
(-14, -5) |
B. |
infinitely many solutions |
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C. |
no solution |
D. |
(2, -1) |
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Hint |
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9. |
Use elimination to solve the system of equations given by 3x + 4y = 5 and 21x + 28y = 35. |
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A. |
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B. |
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C. |
no solution |
D. |
infinitely many solutions |
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Hint |
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10. |
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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