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# Expressions with One or More Variables

## Evaluate expressions given values for variables.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Expressions with One or More Variables

Find the value of algebraic expressions.
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• PLIX

## Expressions with One or More Variables: Water Bottle Expression

Expressions with One or More Variables Interactive
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• Video

## Evaluate Algebraic Expressions: A Sample Application

This video demonstrates a sample use of the principles of evaluating algebraic expressions.
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• Video

## Evaluate Algebraic Expressions: An Explanation of the Concept

This video provides an explanation of the concept of evaluating algebraic expressions.
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## Expressions with One or More Variables Quiz

Quiz for Expressions with One or More Variables.
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• Critical Thinking

## Expressions with One or More Variables Discussion Questions

A list of student-submitted discussion questions for Expressions with One or More Variables.
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• Real World Application

## MotoGP

How can you evaluate expressions with two variables to figure out how points are awarded to MotoGP riders?
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• Real World Application

## Are We There Yet?

Learn about the algebraic expression that online mapping websites use to estimate travel times.
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• Study Guide