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Practice problem

Writing Common Functions from Graphs and Tables

By Amy Feraco
xy29410611812912.5\begin{array}{|c|c|} \hline x&y\\ \hline 2&9\\ \hline 4&10\\ \hline 6&11\\ \hline 8&12\\ \hline 9&12.5\\ \hline \end{array}

If the relation between xx and yy can be written in the form y=ax+by=ax + b, find 10a+b10a+b.

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Type a concept, like “slope” or “photosynthesis”.

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