SOLUTION: Solve each system of linear equations by either substitution or by adding equations. 3x − y = −4 −5x + 2y = 9

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Question 1133566:
Solve each system of linear equations by either substitution or by adding equations.
3x − y = −4
−5x + 2y = 9

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Multiply the 1st equation by 2, then add.

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