# Rational Equations Using Proportions

## Cross-multiply to solve

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.

## Rational Equations Using Proportions

Use cross products and LCDs to solve rational equations.
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## Solving Rational Equations Part I

by EPISD Algebra 2 Team //at grade
This lesson covers solving rational equations using cross-multiplication.
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## Solving Rational Equations: Proportions

This lesson covers solving rational equations using cross-multiplication.
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## Solving Rational Equations Part II

by EPISD Algebra 2 Team //at grade
This lesson covers solving rational equations using the LCD of the denominators to eliminate them.
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## SLT 25: Solve simple rational equations in one variable.

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## SLT 22: Graphing inverse variation in the form of k divided by x squared

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