-0.025q^2+8.75q-150=

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Solution for -0.025q^2+8.75q-150= equation:


Simplifying
-0.025q2 + 8.75q + -150 = 0

Reorder the terms:
-150 + 8.75q + -0.025q2 = 0

Solving
-150 + 8.75q + -0.025q2 = 0

Solving for variable 'q'.

Begin completing the square.  Divide all terms by
-0.025 the coefficient of the squared term: 

Divide each side by '-0.025'.
6000 + -350q + q2 = 0

Move the constant term to the right:

Add '-6000' to each side of the equation.
6000 + -350q + -6000 + q2 = 0 + -6000

Reorder the terms:
6000 + -6000 + -350q + q2 = 0 + -6000

Combine like terms: 6000 + -6000 = 0
0 + -350q + q2 = 0 + -6000
-350q + q2 = 0 + -6000

Combine like terms: 0 + -6000 = -6000
-350q + q2 = -6000

The q term is -350q.  Take half its coefficient (-175).
Square it (30625) and add it to both sides.

Add '30625' to each side of the equation.
-350q + 30625 + q2 = -6000 + 30625

Reorder the terms:
30625 + -350q + q2 = -6000 + 30625

Combine like terms: -6000 + 30625 = 24625
30625 + -350q + q2 = 24625

Factor a perfect square on the left side:
(q + -175)(q + -175) = 24625

Calculate the square root of the right side: 156.923548265

Break this problem into two subproblems by setting 
(q + -175) equal to 156.923548265 and -156.923548265.

Subproblem 1

q + -175 = 156.923548265 Simplifying q + -175 = 156.923548265 Reorder the terms: -175 + q = 156.923548265 Solving -175 + q = 156.923548265 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '175' to each side of the equation. -175 + 175 + q = 156.923548265 + 175 Combine like terms: -175 + 175 = 0 0 + q = 156.923548265 + 175 q = 156.923548265 + 175 Combine like terms: 156.923548265 + 175 = 331.923548265 q = 331.923548265 Simplifying q = 331.923548265

Subproblem 2

q + -175 = -156.923548265 Simplifying q + -175 = -156.923548265 Reorder the terms: -175 + q = -156.923548265 Solving -175 + q = -156.923548265 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '175' to each side of the equation. -175 + 175 + q = -156.923548265 + 175 Combine like terms: -175 + 175 = 0 0 + q = -156.923548265 + 175 q = -156.923548265 + 175 Combine like terms: -156.923548265 + 175 = 18.076451735 q = 18.076451735 Simplifying q = 18.076451735

Solution

The solution to the problem is based on the solutions from the subproblems. q = {331.923548265, 18.076451735}

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