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Standards/Math/Massachusetts/A-REI.A

A-REI.A

A-REI Algebra - Reasoning with Equations and Inequalities
A-REI.A
A-REI.A.1A-REI.A.2
A-REI.B
A-REI.C
A-REI.D

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

A-REI.A.1Explain each step in solving a simple equation as following from the equality of numbers asserted at the previous step, starting from the assumption that the original equation has a solution. Construct a viable argument to justify or refute a solution method.A-REI.A.2Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise.
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