OpenStax, Intermediate Algebra 2e §4.4 Solve Systems of Equations with Three Variables · Example 1 · Algebra · Systems

Solve Systems of Equations with Three Variables · Example 1

Determine whether the ordered triple is a solution to the system: $⎩ ⎨ ⎧ x - y + z = 2 2 x - y - z = - 6 2 x + 2 y + z = - 3 .$
ⓐ $(- 2, - 1, 3)$ ⓑ $(- 4, - 3, 4)$

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OpenStax, Intermediate Algebra 2e · §4.4 Solve Systems of Equations with Three Variables · Example 1

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