-24.999Q^2+700Q-2400=0

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Solution for -24.999Q^2+700Q-2400=0 equation:


Simplifying
-24.999Q2 + 700Q + -2400 = 0

Reorder the terms:
-2400 + 700Q + -24.999Q2 = 0

Solving
-2400 + 700Q + -24.999Q2 = 0

Solving for variable 'Q'.

Begin completing the square.  Divide all terms by
-24.999 the coefficient of the squared term: 

Divide each side by '-24.999'.
96.00384015 + -28.00112004Q + Q2 = 0

Move the constant term to the right:

Add '-96.00384015' to each side of the equation.
96.00384015 + -28.00112004Q + -96.00384015 + Q2 = 0 + -96.00384015

Reorder the terms:
96.00384015 + -96.00384015 + -28.00112004Q + Q2 = 0 + -96.00384015

Combine like terms: 96.00384015 + -96.00384015 = 0.00000000
0.00000000 + -28.00112004Q + Q2 = 0 + -96.00384015
-28.00112004Q + Q2 = 0 + -96.00384015

Combine like terms: 0 + -96.00384015 = -96.00384015
-28.00112004Q + Q2 = -96.00384015

The Q term is -28.00112004Q.  Take half its coefficient (-14.00056002).
Square it (196.0156809) and add it to both sides.

Add '196.0156809' to each side of the equation.
-28.00112004Q + 196.0156809 + Q2 = -96.00384015 + 196.0156809

Reorder the terms:
196.0156809 + -28.00112004Q + Q2 = -96.00384015 + 196.0156809

Combine like terms: -96.00384015 + 196.0156809 = 100.01184075
196.0156809 + -28.00112004Q + Q2 = 100.01184075

Factor a perfect square on the left side:
(Q + -14.00056002)(Q + -14.00056002) = 100.01184075

Calculate the square root of the right side: 10.00059202

Break this problem into two subproblems by setting 
(Q + -14.00056002) equal to 10.00059202 and -10.00059202.

Subproblem 1

Q + -14.00056002 = 10.00059202 Simplifying Q + -14.00056002 = 10.00059202 Reorder the terms: -14.00056002 + Q = 10.00059202 Solving -14.00056002 + Q = 10.00059202 Solving for variable 'Q'. Move all terms containing Q to the left, all other terms to the right. Add '14.00056002' to each side of the equation. -14.00056002 + 14.00056002 + Q = 10.00059202 + 14.00056002 Combine like terms: -14.00056002 + 14.00056002 = 0.00000000 0.00000000 + Q = 10.00059202 + 14.00056002 Q = 10.00059202 + 14.00056002 Combine like terms: 10.00059202 + 14.00056002 = 24.00115204 Q = 24.00115204 Simplifying Q = 24.00115204

Subproblem 2

Q + -14.00056002 = -10.00059202 Simplifying Q + -14.00056002 = -10.00059202 Reorder the terms: -14.00056002 + Q = -10.00059202 Solving -14.00056002 + Q = -10.00059202 Solving for variable 'Q'. Move all terms containing Q to the left, all other terms to the right. Add '14.00056002' to each side of the equation. -14.00056002 + 14.00056002 + Q = -10.00059202 + 14.00056002 Combine like terms: -14.00056002 + 14.00056002 = 0.00000000 0.00000000 + Q = -10.00059202 + 14.00056002 Q = -10.00059202 + 14.00056002 Combine like terms: -10.00059202 + 14.00056002 = 3.999968 Q = 3.999968 Simplifying Q = 3.999968

Solution

The solution to the problem is based on the solutions from the subproblems. Q = {24.00115204, 3.999968}

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