Grade 7 - Patterns and Relations
Standard 7.PR.2 - Practice simplifying variable expressions using properties.
Included Skills: Number Properties, Algebra, Mixed Equations
Demonstrate an understanding of equations and expressions by: distinguishing between equations and expressions, evaluating expressions, verifying solutions to equations. • Explain what a variable is and how it is used in an expression. • Provide an example of an expression and an equation, and explain how they are similar and different. • Explain how to evaluate an expression and how that result is different from a solution to an equation. • Verify a possible solution to a linear equation using substitution and explain the result.