# Algebra variables, substitution/elimination and graph

**Question description**

Gavin and Seiji both worked hard over the summer. Together, they earned a total of $425. Gavin earned $25 more than Seiji. How much did each of them earn?

- Write a system of two equations with two variables to model this problem.
- Use substitution or the elimination method to solve the system.
- Graph both equations.
- Answer the question

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