324=(x+24)x+7

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Solution for 324=(x+24)x+7 equation:


Simplifying
324 = (x + 24) * x + 7

Reorder the terms:
324 = (24 + x) * x + 7

Reorder the terms for easier multiplication:
324 = x(24 + x) + 7
324 = (24 * x + x * x) + 7
324 = (24x + x2) + 7

Reorder the terms:
324 = 7 + 24x + x2

Solving
324 = 7 + 24x + x2

Solving for variable 'x'.

Combine like terms: 324 + -7 = 317
317 + -24x + -1x2 = 7 + 24x + x2 + -7 + -24x + -1x2

Reorder the terms:
317 + -24x + -1x2 = 7 + -7 + 24x + -24x + x2 + -1x2

Combine like terms: 7 + -7 = 0
317 + -24x + -1x2 = 0 + 24x + -24x + x2 + -1x2
317 + -24x + -1x2 = 24x + -24x + x2 + -1x2

Combine like terms: 24x + -24x = 0
317 + -24x + -1x2 = 0 + x2 + -1x2
317 + -24x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
317 + -24x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-317 + 24x + x2 = 0

Move the constant term to the right:

Add '317' to each side of the equation.
-317 + 24x + 317 + x2 = 0 + 317

Reorder the terms:
-317 + 317 + 24x + x2 = 0 + 317

Combine like terms: -317 + 317 = 0
0 + 24x + x2 = 0 + 317
24x + x2 = 0 + 317

Combine like terms: 0 + 317 = 317
24x + x2 = 317

The x term is 24x.  Take half its coefficient (12).
Square it (144) and add it to both sides.

Add '144' to each side of the equation.
24x + 144 + x2 = 317 + 144

Reorder the terms:
144 + 24x + x2 = 317 + 144

Combine like terms: 317 + 144 = 461
144 + 24x + x2 = 461

Factor a perfect square on the left side:
(x + 12)(x + 12) = 461

Calculate the square root of the right side: 21.470910554

Break this problem into two subproblems by setting 
(x + 12) equal to 21.470910554 and -21.470910554.

Subproblem 1

x + 12 = 21.470910554 Simplifying x + 12 = 21.470910554 Reorder the terms: 12 + x = 21.470910554 Solving 12 + x = 21.470910554 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 21.470910554 + -12 Combine like terms: 12 + -12 = 0 0 + x = 21.470910554 + -12 x = 21.470910554 + -12 Combine like terms: 21.470910554 + -12 = 9.470910554 x = 9.470910554 Simplifying x = 9.470910554

Subproblem 2

x + 12 = -21.470910554 Simplifying x + 12 = -21.470910554 Reorder the terms: 12 + x = -21.470910554 Solving 12 + x = -21.470910554 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = -21.470910554 + -12 Combine like terms: 12 + -12 = 0 0 + x = -21.470910554 + -12 x = -21.470910554 + -12 Combine like terms: -21.470910554 + -12 = -33.470910554 x = -33.470910554 Simplifying x = -33.470910554

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.470910554, -33.470910554}

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