Algebra › Section D · Systems of linear equations › Topic D.3
Word problems with systems
Two unknowns, two facts, two equations. Word problems become routine once you see that each sentence of the problem is really an equation in disguise — then the system solves itself.
In this topic
- The setup is the method
- Direct translation problems
- Worked example: a ticket sale
- Geometry applications
- Uniform motion with a current
- Worked example: a boat and its current
- Break-even analysis
- Answering the question asked
- Common mistakes to avoid
- Key takeaways
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