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Sytems of linear equations using 2 variables

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Solve by substitution, indicate whether each system is independent, dependent, or inconsistent.

3y = x + 5
3x - 9y = -10

Solve by addition, indicate whether each system is independent, dependent, or inconsistent

-3x + y = 3
2x - 3y = 5

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Solution Summary

The expert solves by substitution for independent, dependent or inconsistent. A complete, neat and step-by-step solution is provided.

Solution Preview

(1) The first equation can be written as 9y = 3x + 15

Plugging this into the second, we get ...

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