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# 1.8: Checking Solutions to Equations

Difficulty Level: At Grade Created by: CK-12
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Practice Checking Solutions to Equations

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Estimated11 minsto complete
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Estimated11 minsto complete
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### Vocabulary Language: English

Equation

An equation is a mathematical sentence that describes two equal quantities. Equations contain equals signs.

inequality

An inequality is a mathematical statement that relates expressions that are not necessarily equal by using an inequality symbol. The inequality symbols are $<$, $>$, $\le$, $\ge$ and $\ne$.

solution

A solution to an equation or inequality should result in a true statement when substituted for the variable in the equation or inequality.

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