Standards

CCSS.Math.Content.HSA-REI.A

Understand solving equations as a process of reasoning and explain the reasoning

Reasoning with Equations and Inequalities

High School — Algebra

Common Core State Standards (CCSS) Initiative: Mathematics Standards

CCSS.Math.Content.HSA-REI.A.2 Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise.