# Use guess, test and revise setup an equation representing facts

Aaron's age is 3 times that of Jodi. In 4 years he will be twice Jodis age. Use guess, test and revise to setup an equation representing these facts. Where x is Jodi's age.

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#### Solution Preview

Let Jodi's age be x.

Thus Aaron's age is 3x

In 4 years, Jodi's age = x + 4 years and Aaron's age ...

#### Solution Summary

This shows how to use guess, test and revise to setup an equation representing a word problem.

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