SOLUTION: solve each system of equations by using cramers rule: {5x + 4y = -1 {3x

SOLUTION: solve each system of equations by using cramers rule: {5x + 4y = -1 {3x - 6y = 5

Question 1052949: solve each system of equations by using cramers rule:
{5x + 4y = -1
{3x - 6y = 5
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Step 1, find the determinant.
Do you know how to do that?

Answer by ikleyn(52787)   (Show Source): You can put this solution on YOUR website!
.
On Cramer's rule for solving systems of 2 equations in 2 unknowns see the lessons
    - What is a matrix?,
    - Determinant of a 2x2-matrix,
    - HOW TO solve system of linear equations in two unknowns using determinant (Cramer's rule),
    - Solving systems of linear equations in two unknowns using the Cramer's rule,
    - Solving word problems by the Cramer's rule after reducing to systems of linear equations in two unknowns,
in this site.

Also, you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic
     "2x2-Matrices, determinants, Cramer's rule for systems in two unknowns"

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