Rewriting Equations and Formulas

Overview

Goal. Solve literal equations for a chosen variable with the same inverse-operation moves used for numbers, then use the rearranged formula.

Literal equation (definition). An equation with two or more variables, such as a formula.

Literal equations: isolate any variable in a formula.

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Goal. Rearrange a formula to highlight the variable you need (a literal equation), using the same balance moves as ordinary equations.

Literal equation (definition). An equation with two or more variables, such as a formula.