50x-25=2x^2-2x

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Solution for 50x-25=2x^2-2x equation:


Simplifying
50x + -25 = 2x2 + -2x

Reorder the terms:
-25 + 50x = 2x2 + -2x

Reorder the terms:
-25 + 50x = -2x + 2x2

Solving
-25 + 50x = -2x + 2x2

Solving for variable 'x'.

Combine like terms: 50x + 2x = 52x
-25 + 52x + -2x2 = -2x + 2x2 + 2x + -2x2

Reorder the terms:
-25 + 52x + -2x2 = -2x + 2x + 2x2 + -2x2

Combine like terms: -2x + 2x = 0
-25 + 52x + -2x2 = 0 + 2x2 + -2x2
-25 + 52x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-25 + 52x + -2x2 = 0

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
12.5 + -26x + x2 = 0

Move the constant term to the right:

Add '-12.5' to each side of the equation.
12.5 + -26x + -12.5 + x2 = 0 + -12.5

Reorder the terms:
12.5 + -12.5 + -26x + x2 = 0 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -26x + x2 = 0 + -12.5
-26x + x2 = 0 + -12.5

Combine like terms: 0 + -12.5 = -12.5
-26x + x2 = -12.5

The x term is -26x.  Take half its coefficient (-13).
Square it (169) and add it to both sides.

Add '169' to each side of the equation.
-26x + 169 + x2 = -12.5 + 169

Reorder the terms:
169 + -26x + x2 = -12.5 + 169

Combine like terms: -12.5 + 169 = 156.5
169 + -26x + x2 = 156.5

Factor a perfect square on the left side:
(x + -13)(x + -13) = 156.5

Calculate the square root of the right side: 12.509996003

Break this problem into two subproblems by setting 
(x + -13) equal to 12.509996003 and -12.509996003.

Subproblem 1

x + -13 = 12.509996003 Simplifying x + -13 = 12.509996003 Reorder the terms: -13 + x = 12.509996003 Solving -13 + x = 12.509996003 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + x = 12.509996003 + 13 Combine like terms: -13 + 13 = 0 0 + x = 12.509996003 + 13 x = 12.509996003 + 13 Combine like terms: 12.509996003 + 13 = 25.509996003 x = 25.509996003 Simplifying x = 25.509996003

Subproblem 2

x + -13 = -12.509996003 Simplifying x + -13 = -12.509996003 Reorder the terms: -13 + x = -12.509996003 Solving -13 + x = -12.509996003 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + x = -12.509996003 + 13 Combine like terms: -13 + 13 = 0 0 + x = -12.509996003 + 13 x = -12.509996003 + 13 Combine like terms: -12.509996003 + 13 = 0.490003997 x = 0.490003997 Simplifying x = 0.490003997

Solution

The solution to the problem is based on the solutions from the subproblems. x = {25.509996003, 0.490003997}

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