How to Evaluate Algebraic Expressions | Evaluate 9x-2 when x=5 and x=1 | Part 2 of 6 | Minute Math

In this video we learn how to evaluate algebraic expressions. We are given an algebraic expression and we have to substitute a value in for the variables of the expression. We evaluate 9x-2 when x=5 and x=1. #algebraicexpressions #evaluateexpressions #minutemath #algebrahelp #algebra #prealgebra #beginningalgebra #mathhelp #onlinemathvideos #lightboard #math #mathvideos #oer #openeducation #freemathvideos

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Marecek, L., Anthony-Smith, M., & Mathis, A. H. (2020). Use the Language of Algebra. In Prealgebra 2e. OpenStax. https://openstax.org/books/prealgebra-2e/pages/2-2-evaluate-simplify-and-translate-expressions. License: CC BY 4.0. Access for free at https://openstax.org/books/prealgebra-2e/pages/1-introduction ... https://www.youtube.com/watch?v=mZk8HXtkghE