Precalculus Examples

Find the Equation Using Point-Slope Formula
,
Using the point-slope form , plug in , , and .
Solve for .
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Multiply by to get .
Simplify the right side.
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Simplify the expression.
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Multiply by to get .
Multiply by to get .
Apply the distributive property.
Multiply by to get .
Move all terms not containing to the right side of the equation.
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Since does not contain the variable to solve for, move it to the right side of the equation by subtracting from both sides.
Subtract from to get .
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