Solve Using the Quadratic Formula (r-3)(r+7)=-13

Math
Move all terms to the left side of the equation and simplify.
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Simplify .
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Expand using the FOIL Method.
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Apply the distributive property.
Apply the distributive property.
Apply the distributive property.
Simplify and combine like terms.
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Simplify each term.
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Multiply by .
Move to the left of .
Multiply by .
Subtract from .
Add to both sides of the equation.
Add and .
Use the quadratic formula to find the solutions.
Substitute the values , , and into the quadratic formula and solve for .
Simplify.
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Simplify the numerator.
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Raise to the power of .
Multiply by .
Multiply by .
Add and .
Rewrite as .
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Factor out of .
Rewrite as .
Pull terms out from under the radical.
Multiply by .
Simplify .
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Solve Using the Quadratic Formula (r-3)(r+7)=-13

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