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# Applications of Linear Equations

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The director of a summer day camp estimates that 120 children will join if the camp fee is \$250, but for each \$25 decrease in the fee, five more children will enroll.
Determine the linear equation that will represent the number of children who will enroll at a given fee. Hint: To write the slope, you need two points on the line. Show all work to receive full credit.

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#### Solution Preview

let x - the fee, y(x) - the number of children with this fee x.
We have y(250) = 120. We have also dy (change in y)=5 if dx (change in ...

#### Solution Summary

A linear equation is written from a word problem.

\$2.49