MPM2D Solving Problems with Linear Systems 2016-09-21

We had a quiz about solving linear systems. More people were happy with the elimination question than with the substitution question. I’m assuming that’s because we learned elimination more recently. I’ll try to return your quizzes quickly, and I’ll post solutions tomorrow.

We spent the rest of the class looking at some problems that can be solved using linear systems. Here are the problems and some solutions:


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