OpenStax, Contemporary Mathematics §5.8 Graphing Functions · Example 8 · Algebra · Graphs

Graphing Functions · Example 8

Sam drives a delivery van. The equation $C = 0.5 d + 60$ models the relation between his weekly cost, $C$ , in dollars and the number of miles, $d$ , that he drives.

(a) Find Sam’s cost for a week when he drives 0 miles.
(b) Find the cost for a week when he drives 250 miles.
(c) Interpret the slope and $C$ -intercept of the equation.
(d) Graph the equation.

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OpenStax, Contemporary Mathematics · §5.8 Graphing Functions · Example 8

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