Explore BrainMass

Explore BrainMass

    Using Cramer's Rule with a 3x3 System

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Using Cramer's Rule with a 3x3 system
    3x+4y+z=17
    2x+3y+2z=15
    x+y =4

    © BrainMass Inc. brainmass.com February 24, 2021, 2:09 pm ad1c9bdddf
    https://brainmass.com/math/derivatives/using-cramer-s-rule-with-a-3x3-system-4627

    Solution Preview

    By using Cramer's Rule, we should rewrite the system into:
    3x+4y+1*z=17
    2x+3y+2z=15
    1*x+1*y+0*z =4
    then the determinant is:
    |3 4 1|
    D = |2 3 2| ...

    Solution Summary

    A system of equations is solved using Cramer's Rule.

    $2.19

    ADVERTISEMENT