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\[\begin{aligned}&38.75=5x+2y\\&37.25=3x+4y\end{aligned}\]
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38.75=5x+2y;37.25=3x+4y:substitution
38.75=5x+2y;37.25=3x+4y
\begin{aligned}&38.75=5x+2y\\&37.25=3x+4y\end{aligned}
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