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1. |
Graph the system of equations y = 3x + 2 and y = 2 - x. Then find the solution of the system. |
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A. |
(2, -1) |
B. |
(2, 0) |
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C. |
(0, 2) |
D. |
(-1, 2) |
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Hint |
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2. |
Solve the system of equations y = -x + 5 and y = -x - 10 by graphing. |
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A. |
no solution |
B. |
(2, 5) |
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C. |
None of these is correct. |
D. |
(5, 2) |
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Hint |
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3. |
Solve the system x + y = 10 and 3x – y = -2 by graphing. |
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A. |
(1, 5) |
B. |
(0, 6) |
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C. |
(3, 7) |
D. |
(2, 8) |
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Hint |
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4. |
Solve the system y = x + 1 and y – x = 1 by graphing. |
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A. |
coordinates of all points on the graph of y = x + 1 |
B. |
(-1, 0) |
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C. |
(4, 5) |
D. |
no solution |
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Hint |
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5. |
Solve the system y =  x + 1 and x = 10 by substitution. |
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A. |
(10, -7) |
B. |
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C. |
(10, 7) |
D. |
(10, 9) |
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Hint |
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