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Home > INT3 > Chapter 10 > Lesson 10.2.2 > Problem 10-128

10-128.

Betty’s Quick Stop makes a profit on its lunches and a profit on its dinners. If Betty takes in on Tuesday and makes profit, how much money did Betty take in during Tuesday’s lunch? Write one or two equations, then solve. Homework Help ✎

One equation is:
Now write an equation for the profit and solve the system.