6x^2+6x=4

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Solution for 6x^2+6x=4 equation:


Simplifying
6x2 + 6x = 4

Reorder the terms:
6x + 6x2 = 4

Solving
6x + 6x2 = 4

Solving for variable 'x'.

Reorder the terms:
-4 + 6x + 6x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + 6x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + 3x + 3x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-2 + 3x + 3x2)' equal to zero and attempt to solve: Simplifying -2 + 3x + 3x2 = 0 Solving -2 + 3x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -0.6666666667 + x + x2 = 0 Move the constant term to the right: Add '0.6666666667' to each side of the equation. -0.6666666667 + x + 0.6666666667 + x2 = 0 + 0.6666666667 Reorder the terms: -0.6666666667 + 0.6666666667 + x + x2 = 0 + 0.6666666667 Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000 0.0000000000 + x + x2 = 0 + 0.6666666667 x + x2 = 0 + 0.6666666667 Combine like terms: 0 + 0.6666666667 = 0.6666666667 x + x2 = 0.6666666667 The x term is x. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. + 0.25 + x2 = 0.6666666667 + 0.25 Combine like terms: + 0.25 = 1.25 1.25 + x2 = 0.6666666667 + 0.25 Combine like terms: 0.6666666667 + 0.25 = 0.9166666667 1.25 + x2 = 0.9166666667 Factor a perfect square on the left side: (x + 0.5)(x + 0.5) = 0.9166666667 Calculate the square root of the right side: 0.957427108 Break this problem into two subproblems by setting (x + 0.5) equal to 0.957427108 and -0.957427108.

Subproblem 1

x + 0.5 = 0.957427108 Simplifying x + 0.5 = 0.957427108 Reorder the terms: 0.5 + x = 0.957427108 Solving 0.5 + x = 0.957427108 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 0.957427108 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 0.957427108 + -0.5 x = 0.957427108 + -0.5 Combine like terms: 0.957427108 + -0.5 = 0.457427108 x = 0.457427108 Simplifying x = 0.457427108

Subproblem 2

x + 0.5 = -0.957427108 Simplifying x + 0.5 = -0.957427108 Reorder the terms: 0.5 + x = -0.957427108 Solving 0.5 + x = -0.957427108 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -0.957427108 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -0.957427108 + -0.5 x = -0.957427108 + -0.5 Combine like terms: -0.957427108 + -0.5 = -1.457427108 x = -1.457427108 Simplifying x = -1.457427108

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.457427108, -1.457427108}

Solution

x = {0.457427108, -1.457427108}

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