What algebra is used by police to calculate speeding fines? Can algebra provide a useful tool in helping our environment? Algebra: Language for a Changing World is an overview of the most essential early concepts in Algebra. Interesting real world contexts and worked problems using real data introduce input and output variables, symbolic and graphical representation, order of operations, and linear relationships. This half-hour program includes a user's guide with reproducible student exercises and quizzes.
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