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Cross-Multiplication Method of Finding Solution of a Pair of Linear Equations

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Question

Solve each of the following systems of equations by the method of cross-multiplication:

5ax+6by=28

3ax+4by=18

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Solution

$x = \frac{2}{a}, y = \frac{3}{b}$

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Cross-Multiplication Method of Finding Solution of a Pair of Linear Equations

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