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Solving Systems of Linear Equations by the Substitution Method

Y=x-5
3x-4 (y-2) = 28 - x

Solve the following system by elimination of variables
x+y-z=2
2x-y+3z=-5
x-3y+z=4

Solve system below using Cramer's rule

x+y =0
x-y+2z=6
2x+y-z=1

Solution Summary

Solving Systems of Linear Equations by the Substitution Method, Elimination Method and Cramer's Rule is investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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