At Yummy Restaurant, each muffin cost 2/5 as much as each hamburger. Rita paid $45.50 for 15 muffin and 7 hamburgers.
(a) Find the cost of each muffin.

(b) Find the cost of each hamburger.

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  1. m = .4h

    15m + 7h = $45.50

    Substitute .4h for m in second equation and solve for h. Insert that value into the first equation and solve for m. Check by inserting both values into the second equation.

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    posted by PsyDAG

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