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Home > CC4 > Chapter 7 > Lesson 7.2.2 > Problem 7-102


The French club sold rose bouquets and chocolate hearts for Valentine’s Day. The roses sold for $5 and the hearts sold for $3. The number of bouquets sold was 15 more than the number of hearts sold. If the club collected a total of $339, how many of each gift was sold? Homework Help ✎

Think about using a system of equations, Let r = rose bouquets and c = chocolate hearts.

They sold 48 rose bouquets and 33 chocolate hearts.

Write both equations using r and c.
Equation #1: 5r + 3c =339,
Equation #2: r = c + 15.

Read Math Note box in section 6.2.3 on the Substitution Method. Use this method to solve these equations.