Algebra Examples

Find the Equation Using Slope-Intercept Form
,
Find the value of using the formula for the equation of a line.
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Use the formula for the equation of a line to find .
Substitute the value of into the equation.
Substitute the value of into the equation.
Substitute the value of into the equation.
Find the value of .
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Rewrite the equation as .
Simplify the left side.
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Simplify each term.
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Multiply by .
Multiply by .
Add and .
Now that the values of (slope) and (y-intercept) are known, substitute them into to find the equation of the line.
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