Precalculus Examples

Rewrite the equation as .
Move all terms not containing to the right side of the equation.
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Subtract from both sides of the equation.
Subtract from .
Remove the absolute value term. This creates a on the right side of the equation because .
Set up the positive portion of the solution.
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Divide by .
Set up the negative portion of the solution.
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Divide by .
The solution to the equation includes both the positive and negative portions of the solution.
Verify each of the solutions by substituting them into and solving.
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