y^2+1000y-60000000=0

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Solution for y^2+1000y-60000000=0 equation:


Simplifying
y2 + 1000y + -60000000 = 0

Reorder the terms:
-60000000 + 1000y + y2 = 0

Solving
-60000000 + 1000y + y2 = 0

Solving for variable 'y'.

Begin completing the square.

Move the constant term to the right:

Add '60000000' to each side of the equation.
-60000000 + 1000y + 60000000 + y2 = 0 + 60000000

Reorder the terms:
-60000000 + 60000000 + 1000y + y2 = 0 + 60000000

Combine like terms: -60000000 + 60000000 = 0
0 + 1000y + y2 = 0 + 60000000
1000y + y2 = 0 + 60000000

Combine like terms: 0 + 60000000 = 60000000
1000y + y2 = 60000000

The y term is 1000y.  Take half its coefficient (500).
Square it (250000) and add it to both sides.

Add '250000' to each side of the equation.
1000y + 250000 + y2 = 60000000 + 250000

Reorder the terms:
250000 + 1000y + y2 = 60000000 + 250000

Combine like terms: 60000000 + 250000 = 60250000
250000 + 1000y + y2 = 60250000

Factor a perfect square on the left side:
(y + 500)(y + 500) = 60250000

Calculate the square root of the right side: 7762.08734813

Break this problem into two subproblems by setting 
(y + 500) equal to 7762.08734813 and -7762.08734813.

Subproblem 1

y + 500 = 7762.08734813 Simplifying y + 500 = 7762.08734813 Reorder the terms: 500 + y = 7762.08734813 Solving 500 + y = 7762.08734813 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-500' to each side of the equation. 500 + -500 + y = 7762.08734813 + -500 Combine like terms: 500 + -500 = 0 0 + y = 7762.08734813 + -500 y = 7762.08734813 + -500 Combine like terms: 7762.08734813 + -500 = 7262.08734813 y = 7262.08734813 Simplifying y = 7262.08734813

Subproblem 2

y + 500 = -7762.08734813 Simplifying y + 500 = -7762.08734813 Reorder the terms: 500 + y = -7762.08734813 Solving 500 + y = -7762.08734813 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-500' to each side of the equation. 500 + -500 + y = -7762.08734813 + -500 Combine like terms: 500 + -500 = 0 0 + y = -7762.08734813 + -500 y = -7762.08734813 + -500 Combine like terms: -7762.08734813 + -500 = -8262.08734813 y = -8262.08734813 Simplifying y = -8262.08734813

Solution

The solution to the problem is based on the solutions from the subproblems. y = {7262.08734813, -8262.08734813}

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