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1. |
Use substitution to solve the system of equations given below.
y = 2x
5x - y = -24 |
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A. |
(-4, -8) |
B. |
(-8, -16) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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2. |
Use substitution to solve the system of equations given below.
 |
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A. |
no solution |
B. |
infinitely many solutions |
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C. |
 |
D. |
(-5, 5) |
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Hint |
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3. |
Use substitution to solve the system of equations.
5x + 5y = -30
2x - y = 15 |
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A. |
(3, -9) |
B. |
(21, 27) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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4. |
Use substitution to solve the system of equations given by y = 2x and 5x + y = 7. |
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A. |
(1, 2) |
B. |
(2, 5) |
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C. |
(-1, -2) |
D. |
(-2, -5) |
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Hint |
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5. |
Use substitution to solve the system of equations given by y =  and 28x – 32y = -8. |
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A. |
(2, 2) |
B. |
(1, 1) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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