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December 21, 2014

December 21, 2014

Posted by **Rose** on Monday, February 6, 2012 at 6:14pm.

Lefkios went to a fast food restaurant for breakfast. He ate an egg sandwich and 2 hash browns for a total of 550 calories. If an egg sandwich has 3 times as many calories as one hash brown, how many calories are in each?

- Algebra -
**PsyDAG**, Wednesday, February 8, 2012 at 11:55am1. Let x = # of $5, then 2x = # of $10

5x + 2(10x) = 125

Solve for x, then 2x

2. Let x = hash brown calories, then egg = 3x

2x + 3x = 550

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