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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. |
no solution |
B. |
(-4, -8) |
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C. |
infinitely many solutions |
D. |
(-8, -16) |
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Hint |
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2. |
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. |
(0, -4) |
D. |
(2, 0) |
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Hint |
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3. |
Use elimination to solve the system of equations.
-x + 2y = 18
x + 8y = -38 |
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A. |
(-5, -1) |
B. |
 |
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C. |
(-22, -2) |
D. |
 |
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Hint |
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4. |
The sum of two numbers is 36. Twice the first number minus the second is 6. Find the numbers. |
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A. |
(10, 26) |
B. |
(14, 22) |
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C. |
(30, 6) |
D. |
(42, 6) |
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Hint |
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5. |
Use substitution or elimination to solve the system of equations.
x + 2y = 6
x – 3y = –4 |
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A. |
(–2, 2) |
B. |
(2, 2) |
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C. |
(–2, –2) |
D. |
(2, –2) |
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Hint |
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