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1. |
Graph the system of equations to determine whether it has no solution, many solutions, or one solution. If the system has one solution, name it.
3x - 2y = -1
2x + y = 4 |
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A. |
no solution |
B. |
one solution at (2, 1) |
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C. |
infinitely many solutions |
D. |
one solution at (1, 2) |
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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.
 |
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A. |
one solution at  |
B. |
infinitely many solutions |
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C. |
no solution |
D. |
one solution at  |
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Hint |
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3. |
Use substitution to solve the system of equations given by x – 4y = 24 and 3x – 4y = 16. |
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A. |
(10, -3.5) |
B. |
(-4, -7) |
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C. |
(-4, 7) |
D. |
(10, 3.5) |
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Hint |
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4. |
Use elimination to solve the system of equations given by 7x + 23y = 12 and 3x + 23y = -8. |
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A. |
no solution |
B. |
infinitely many solutions |
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C. |
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D. |
(5, -1) |
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Hint |
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5. |
Use elimination to solve the system of equations given by 3x – 2y = 12 and 3x + 5y = 33. |
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A. |
(6, 3) |
B. |
infinitely many solutions |
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C. |
no solution |
D. |
(14, 15) |
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Hint |
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