-2x*x+100*x=-4*x+100

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Solution for -2x*x+100*x=-4*x+100 equation:


Simplifying
-2x * x + 100x = -4x + 100

Multiply x * x
-2x2 + 100x = -4x + 100

Reorder the terms:
100x + -2x2 = -4x + 100

Reorder the terms:
100x + -2x2 = 100 + -4x

Solving
100x + -2x2 = 100 + -4x

Solving for variable 'x'.

Reorder the terms:
-100 + 100x + 4x + -2x2 = 100 + -4x + -100 + 4x

Combine like terms: 100x + 4x = 104x
-100 + 104x + -2x2 = 100 + -4x + -100 + 4x

Reorder the terms:
-100 + 104x + -2x2 = 100 + -100 + -4x + 4x

Combine like terms: 100 + -100 = 0
-100 + 104x + -2x2 = 0 + -4x + 4x
-100 + 104x + -2x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-100 + 104x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-50 + 52x + -1x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-50 + 52x + -1x2)' equal to zero and attempt to solve: Simplifying -50 + 52x + -1x2 = 0 Solving -50 + 52x + -1x2 = 0 Begin completing the square. Divide all terms by -1 the coefficient of the squared term: Divide each side by '-1'. 50 + -52x + x2 = 0 Move the constant term to the right: Add '-50' to each side of the equation. 50 + -52x + -50 + x2 = 0 + -50 Reorder the terms: 50 + -50 + -52x + x2 = 0 + -50 Combine like terms: 50 + -50 = 0 0 + -52x + x2 = 0 + -50 -52x + x2 = 0 + -50 Combine like terms: 0 + -50 = -50 -52x + x2 = -50 The x term is -52x. Take half its coefficient (-26). Square it (676) and add it to both sides. Add '676' to each side of the equation. -52x + 676 + x2 = -50 + 676 Reorder the terms: 676 + -52x + x2 = -50 + 676 Combine like terms: -50 + 676 = 626 676 + -52x + x2 = 626 Factor a perfect square on the left side: (x + -26)(x + -26) = 626 Calculate the square root of the right side: 25.019992006 Break this problem into two subproblems by setting (x + -26) equal to 25.019992006 and -25.019992006.

Subproblem 1

x + -26 = 25.019992006 Simplifying x + -26 = 25.019992006 Reorder the terms: -26 + x = 25.019992006 Solving -26 + x = 25.019992006 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '26' to each side of the equation. -26 + 26 + x = 25.019992006 + 26 Combine like terms: -26 + 26 = 0 0 + x = 25.019992006 + 26 x = 25.019992006 + 26 Combine like terms: 25.019992006 + 26 = 51.019992006 x = 51.019992006 Simplifying x = 51.019992006

Subproblem 2

x + -26 = -25.019992006 Simplifying x + -26 = -25.019992006 Reorder the terms: -26 + x = -25.019992006 Solving -26 + x = -25.019992006 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '26' to each side of the equation. -26 + 26 + x = -25.019992006 + 26 Combine like terms: -26 + 26 = 0 0 + x = -25.019992006 + 26 x = -25.019992006 + 26 Combine like terms: -25.019992006 + 26 = 0.980007994 x = 0.980007994 Simplifying x = 0.980007994

Solution

The solution to the problem is based on the solutions from the subproblems. x = {51.019992006, 0.980007994}

Solution

x = {51.019992006, 0.980007994}

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