LAC 28:CXLII.3103. Seeing Structure in Equations

A. Interpret the structure of expressions. 1. Interpret expressions that represent a quantity in terms of its context. a. Interpret parts of an expression, such as terms, factors, and coefficients. b. Interpret complicated expressions by viewing one or more of their parts as a single entity. 2. Use the structure of an expression to identify ways to rewrite it for a specific purpose. B. Write expressions in equivalent forms to solve problems. 1. Apply the formula for the sum of a finite geometric series, when the common ratio is not 1, to solve problems.