The topics in this unit focus on mastering the basic concepts of algebra. Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
With X Pennies and Y Nickels, some coins are worth $0.24. With Y Pennies and X Nickels they would be worth $0.24. What equations would help us solve for X and Y?
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