3(x^2-30x+7000)=x

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Solution for 3(x^2-30x+7000)=x equation:


Simplifying
3(x2 + -30x + 7000) = x

Reorder the terms:
3(7000 + -30x + x2) = x
(7000 * 3 + -30x * 3 + x2 * 3) = x
(21000 + -90x + 3x2) = x

Solving
21000 + -90x + 3x2 = x

Solving for variable 'x'.

Reorder the terms:
21000 + -90x + -1x + 3x2 = x + -1x

Combine like terms: -90x + -1x = -91x
21000 + -91x + 3x2 = x + -1x

Combine like terms: x + -1x = 0
21000 + -91x + 3x2 = 0

Begin completing the square.  Divide all terms by
3 the coefficient of the squared term: 

Divide each side by '3'.
7000 + -30.33333333x + x2 = 0

Move the constant term to the right:

Add '-7000' to each side of the equation.
7000 + -30.33333333x + -7000 + x2 = 0 + -7000

Reorder the terms:
7000 + -7000 + -30.33333333x + x2 = 0 + -7000

Combine like terms: 7000 + -7000 = 0
0 + -30.33333333x + x2 = 0 + -7000
-30.33333333x + x2 = 0 + -7000

Combine like terms: 0 + -7000 = -7000
-30.33333333x + x2 = -7000

The x term is -30.33333333x.  Take half its coefficient (-15.16666667).
Square it (230.0277779) and add it to both sides.

Add '230.0277779' to each side of the equation.
-30.33333333x + 230.0277779 + x2 = -7000 + 230.0277779

Reorder the terms:
230.0277779 + -30.33333333x + x2 = -7000 + 230.0277779

Combine like terms: -7000 + 230.0277779 = -6769.9722221
230.0277779 + -30.33333333x + x2 = -6769.9722221

Factor a perfect square on the left side:
(x + -15.16666667)(x + -15.16666667) = -6769.9722221

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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