OpenStax, Algebra and Trigonometry 2e §11.7 Solving Systems with Inverses · Example 11 · Linear Algebra · Matrices

Solving a 3 × 3 System Using the Inverse of a Matrix

Solve the following system using the inverse of a matrix.

$5 x + 15 y + 56 z = 35 - 4 x - 11 y - 41 z = - 26 - x - 3 y - 11 z = - 7$

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OpenStax, Algebra and Trigonometry 2e · §11.7 Solving Systems with Inverses · Example 11

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