x^2+600x=4800

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Solution for x^2+600x=4800 equation:


Simplifying
x2 + 600x = 4800

Reorder the terms:
600x + x2 = 4800

Solving
600x + x2 = 4800

Solving for variable 'x'.

Reorder the terms:
-4800 + 600x + x2 = 4800 + -4800

Combine like terms: 4800 + -4800 = 0
-4800 + 600x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '4800' to each side of the equation.
-4800 + 600x + 4800 + x2 = 0 + 4800

Reorder the terms:
-4800 + 4800 + 600x + x2 = 0 + 4800

Combine like terms: -4800 + 4800 = 0
0 + 600x + x2 = 0 + 4800
600x + x2 = 0 + 4800

Combine like terms: 0 + 4800 = 4800
600x + x2 = 4800

The x term is 600x.  Take half its coefficient (300).
Square it (90000) and add it to both sides.

Add '90000' to each side of the equation.
600x + 90000 + x2 = 4800 + 90000

Reorder the terms:
90000 + 600x + x2 = 4800 + 90000

Combine like terms: 4800 + 90000 = 94800
90000 + 600x + x2 = 94800

Factor a perfect square on the left side:
(x + 300)(x + 300) = 94800

Calculate the square root of the right side: 307.896086367

Break this problem into two subproblems by setting 
(x + 300) equal to 307.896086367 and -307.896086367.

Subproblem 1

x + 300 = 307.896086367 Simplifying x + 300 = 307.896086367 Reorder the terms: 300 + x = 307.896086367 Solving 300 + x = 307.896086367 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-300' to each side of the equation. 300 + -300 + x = 307.896086367 + -300 Combine like terms: 300 + -300 = 0 0 + x = 307.896086367 + -300 x = 307.896086367 + -300 Combine like terms: 307.896086367 + -300 = 7.896086367 x = 7.896086367 Simplifying x = 7.896086367

Subproblem 2

x + 300 = -307.896086367 Simplifying x + 300 = -307.896086367 Reorder the terms: 300 + x = -307.896086367 Solving 300 + x = -307.896086367 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-300' to each side of the equation. 300 + -300 + x = -307.896086367 + -300 Combine like terms: 300 + -300 = 0 0 + x = -307.896086367 + -300 x = -307.896086367 + -300 Combine like terms: -307.896086367 + -300 = -607.896086367 x = -607.896086367 Simplifying x = -607.896086367

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.896086367, -607.896086367}

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