Write as a Function of x 5x^2-kx+40=0

Math
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 both sides of the equation.
Divide each term by and simplify.
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Divide each term in by .
Simplify .
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Dividing two negative values results in a positive value.
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Simplify each term.
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Cancel the common factor of and .
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Factor out of .
Move the negative one from the denominator of .
Rewrite as .
Multiply by .
Dividing two negative values results in a positive value.
To rewrite as a function of , write the equation so that is by itself on one side of the equal sign and an expression involving only is on the other side.
Write as a Function of x 5x^2-kx+40=0

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