200x-x^2=20x+4500

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Solution for 200x-x^2=20x+4500 equation:


Simplifying
200x + -1x2 = 20x + 4500

Reorder the terms:
200x + -1x2 = 4500 + 20x

Solving
200x + -1x2 = 4500 + 20x

Solving for variable 'x'.

Reorder the terms:
-4500 + 200x + -20x + -1x2 = 4500 + 20x + -4500 + -20x

Combine like terms: 200x + -20x = 180x
-4500 + 180x + -1x2 = 4500 + 20x + -4500 + -20x

Reorder the terms:
-4500 + 180x + -1x2 = 4500 + -4500 + 20x + -20x

Combine like terms: 4500 + -4500 = 0
-4500 + 180x + -1x2 = 0 + 20x + -20x
-4500 + 180x + -1x2 = 20x + -20x

Combine like terms: 20x + -20x = 0
-4500 + 180x + -1x2 = 0

Factor a trinomial.
(-150 + x)(30 + -1x) = 0

Subproblem 1

Set the factor '(-150 + x)' equal to zero and attempt to solve: Simplifying -150 + x = 0 Solving -150 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '150' to each side of the equation. -150 + 150 + x = 0 + 150 Combine like terms: -150 + 150 = 0 0 + x = 0 + 150 x = 0 + 150 Combine like terms: 0 + 150 = 150 x = 150 Simplifying x = 150

Subproblem 2

Set the factor '(30 + -1x)' equal to zero and attempt to solve: Simplifying 30 + -1x = 0 Solving 30 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -30 + -1x = 0 + -30 Combine like terms: 30 + -30 = 0 0 + -1x = 0 + -30 -1x = 0 + -30 Combine like terms: 0 + -30 = -30 -1x = -30 Divide each side by '-1'. x = 30 Simplifying x = 30

Solution

x = {150, 30}

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