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1. |
Solve the system of equations by using substitution. 
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A. |
(4, 9) |
B. |
(3, 7) |
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C. |
(1, 3) |
D. |
(5, 11) |
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Hint |
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2. |
Use the substitution method to solve m - n = 7 and 3m + 2n = 6. |
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A. |
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B. |
(-3, -10) |
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C. |
(-5, 2) |
D. |
(4, -3) |
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Hint |
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3. |
Use substitution to solve the system of equations given below.
y = 2x
5x - y = -24 |
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A. |
no solution |
B. |
(-8, -16) |
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C. |
infinitely many solutions |
D. |
(-4, -8) |
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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. |
no solution |
B. |
(-10, -12) |
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C. |
infinitely many solutions |
D. |
(-12, -10) |
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Hint |
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5. |
Use substitution to solve the system of equations given by y = 2x and 5x + y = 7. |
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A. |
(-2, -5) |
B. |
(1, 2) |
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C. |
(-1, -2) |
D. |
(2, 5) |
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Hint |
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