SOLUTION: Evaluate Dy 2x+4y=12 3x+5y=14

Algebra.Com
Question 465216: Evaluate Dy
2x+4y=12
3x+5y=14

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Evaluate Dy
2x+4y=12
3x+5y=14
---
Dy:
2...12
3...14
--
Dy = 2*14-12*3 = 28-36 = -8
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Cheers,
Stan H
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