(x)(5x-3)=60(3x+2)

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Solution for (x)(5x-3)=60(3x+2) equation:


Simplifying
(x)(5x + -3) = 60(3x + 2)

Reorder the terms:
x(-3 + 5x) = 60(3x + 2)
(-3 * x + 5x * x) = 60(3x + 2)
(-3x + 5x2) = 60(3x + 2)

Reorder the terms:
-3x + 5x2 = 60(2 + 3x)
-3x + 5x2 = (2 * 60 + 3x * 60)
-3x + 5x2 = (120 + 180x)

Solving
-3x + 5x2 = 120 + 180x

Solving for variable 'x'.

Reorder the terms:
-120 + -3x + -180x + 5x2 = 120 + 180x + -120 + -180x

Combine like terms: -3x + -180x = -183x
-120 + -183x + 5x2 = 120 + 180x + -120 + -180x

Reorder the terms:
-120 + -183x + 5x2 = 120 + -120 + 180x + -180x

Combine like terms: 120 + -120 = 0
-120 + -183x + 5x2 = 0 + 180x + -180x
-120 + -183x + 5x2 = 180x + -180x

Combine like terms: 180x + -180x = 0
-120 + -183x + 5x2 = 0

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

Divide each side by '5'.
-24 + -36.6x + x2 = 0

Move the constant term to the right:

Add '24' to each side of the equation.
-24 + -36.6x + 24 + x2 = 0 + 24

Reorder the terms:
-24 + 24 + -36.6x + x2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + -36.6x + x2 = 0 + 24
-36.6x + x2 = 0 + 24

Combine like terms: 0 + 24 = 24
-36.6x + x2 = 24

The x term is -36.6x.  Take half its coefficient (-18.3).
Square it (334.89) and add it to both sides.

Add '334.89' to each side of the equation.
-36.6x + 334.89 + x2 = 24 + 334.89

Reorder the terms:
334.89 + -36.6x + x2 = 24 + 334.89

Combine like terms: 24 + 334.89 = 358.89
334.89 + -36.6x + x2 = 358.89

Factor a perfect square on the left side:
(x + -18.3)(x + -18.3) = 358.89

Calculate the square root of the right side: 18.94439231

Break this problem into two subproblems by setting 
(x + -18.3) equal to 18.94439231 and -18.94439231.

Subproblem 1

x + -18.3 = 18.94439231 Simplifying x + -18.3 = 18.94439231 Reorder the terms: -18.3 + x = 18.94439231 Solving -18.3 + x = 18.94439231 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.3' to each side of the equation. -18.3 + 18.3 + x = 18.94439231 + 18.3 Combine like terms: -18.3 + 18.3 = 0.0 0.0 + x = 18.94439231 + 18.3 x = 18.94439231 + 18.3 Combine like terms: 18.94439231 + 18.3 = 37.24439231 x = 37.24439231 Simplifying x = 37.24439231

Subproblem 2

x + -18.3 = -18.94439231 Simplifying x + -18.3 = -18.94439231 Reorder the terms: -18.3 + x = -18.94439231 Solving -18.3 + x = -18.94439231 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.3' to each side of the equation. -18.3 + 18.3 + x = -18.94439231 + 18.3 Combine like terms: -18.3 + 18.3 = 0.0 0.0 + x = -18.94439231 + 18.3 x = -18.94439231 + 18.3 Combine like terms: -18.94439231 + 18.3 = -0.64439231 x = -0.64439231 Simplifying x = -0.64439231

Solution

The solution to the problem is based on the solutions from the subproblems. x = {37.24439231, -0.64439231}

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