-0.05X^2+70X-6000=0

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Solution for -0.05X^2+70X-6000=0 equation:


Simplifying
-0.05X2 + 70X + -6000 = 0

Reorder the terms:
-6000 + 70X + -0.05X2 = 0

Solving
-6000 + 70X + -0.05X2 = 0

Solving for variable 'X'.

Begin completing the square.  Divide all terms by
-0.05 the coefficient of the squared term: 

Divide each side by '-0.05'.
120000 + -1400X + X2 = 0

Move the constant term to the right:

Add '-120000' to each side of the equation.
120000 + -1400X + -120000 + X2 = 0 + -120000

Reorder the terms:
120000 + -120000 + -1400X + X2 = 0 + -120000

Combine like terms: 120000 + -120000 = 0
0 + -1400X + X2 = 0 + -120000
-1400X + X2 = 0 + -120000

Combine like terms: 0 + -120000 = -120000
-1400X + X2 = -120000

The X term is -1400X.  Take half its coefficient (-700).
Square it (490000) and add it to both sides.

Add '490000' to each side of the equation.
-1400X + 490000 + X2 = -120000 + 490000

Reorder the terms:
490000 + -1400X + X2 = -120000 + 490000

Combine like terms: -120000 + 490000 = 370000
490000 + -1400X + X2 = 370000

Factor a perfect square on the left side:
(X + -700)(X + -700) = 370000

Calculate the square root of the right side: 608.27625303

Break this problem into two subproblems by setting 
(X + -700) equal to 608.27625303 and -608.27625303.

Subproblem 1

X + -700 = 608.27625303 Simplifying X + -700 = 608.27625303 Reorder the terms: -700 + X = 608.27625303 Solving -700 + X = 608.27625303 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '700' to each side of the equation. -700 + 700 + X = 608.27625303 + 700 Combine like terms: -700 + 700 = 0 0 + X = 608.27625303 + 700 X = 608.27625303 + 700 Combine like terms: 608.27625303 + 700 = 1308.27625303 X = 1308.27625303 Simplifying X = 1308.27625303

Subproblem 2

X + -700 = -608.27625303 Simplifying X + -700 = -608.27625303 Reorder the terms: -700 + X = -608.27625303 Solving -700 + X = -608.27625303 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '700' to each side of the equation. -700 + 700 + X = -608.27625303 + 700 Combine like terms: -700 + 700 = 0 0 + X = -608.27625303 + 700 X = -608.27625303 + 700 Combine like terms: -608.27625303 + 700 = 91.72374697 X = 91.72374697 Simplifying X = 91.72374697

Solution

The solution to the problem is based on the solutions from the subproblems. X = {1308.27625303, 91.72374697}

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