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Home > CC4 > Chapter 7 > Lesson 7.2.3 > Problem 7-110


Brian was holding a ballroom dance. He wanted to make sure girls would come, so he charged boys $5 to get in but girls only $3. The 45 people who came paid a total of $175. How many girls came to the dance. Homework Help ✎

Set up a system of equation, where we let b = boys and g = girls.

Review the Math Notes box in Lesson 6.3.3 on the Elimination Method for systems of equations.

25 girls came to the dance.