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edX

Setting Up Expressions and Inequalities

via edX

Overview

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This beginner path introduces the vocabulary and reasoning behind algebraic expressions, equations, and inequalities. You will identify variables, interpret mathematical notation, and distinguish among different types of algebraic statements.

You will translate situations involving shopping, work, travel, budgets, rules, and schedules into mathematical models. You will also substitute values, estimate results, interpret constraints, compare equivalent expressions, and explain whether a model makes sense in context.

Syllabus

  • Identify variables and interpret the parts of algebraic expressions
  • Distinguish among expressions, equations, and inequalities
  • Translate everyday language into mathematical statements
  • Build expressions that represent practical relationships
  • Model exact targets, limits, and ranges with equations and inequalities
  • Evaluate models by substituting values and estimating results
  • Interpret and explain mathematical results in context

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