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| SOLVING
A SYSTEM OF EQUATIONS WITH THREE UNKNOWNS |
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Step 6: Knowing y = 2 and z
= 0 choose an equation to solve for x.
| (E1) |
x + 4y – 2z = 3 → |
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x + 4(2) – 2(0) = 3 → |
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x + 8 = 3 → |
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x + 8 – 8 = 3 – 8 → |
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x = -5 |
The answer solving for x, y, and z is:
• (-5, 2, 0) |
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