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# Cramer's Rule

## Solving systems of equations using ratios of determinants.

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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.
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## Cramer's Rule - Overview

by CK-12 //basic
Overview
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## Cramer's Rule - Example 1

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Solving 2 Ã 2 Systems Using Cramer's Rule
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## Cramer's Rule - Example 2

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Solving 3 Ã 3 Systems Using Cramer's Rule
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## Cramer's Rule - Example 3

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Solving Word Problems Using Cramer's Rule
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## Cramer's Rule (Precalculus) - Example 1

by CK-12 //basic
Use Cramer's Rule to solve a 2 x 2 system
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## Cramer's Rule (Precalculus) - Example 2

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Use Cramer's Rule to solve a 3 x 3 system
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