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Simplifying 2(5 + -3x) * 6x + -4(3 + -1x) = 0 Reorder the terms for easier multiplication: 2 * 6x(5 + -3x) + -4(3 + -1x) = 0 Multiply 2 * 6 12x(5 + -3x) + -4(3 + -1x) = 0 (5 * 12x + -3x * 12x) + -4(3 + -1x) = 0 (60x + -36x2) + -4(3 + -1x) = 0 60x + -36x2 + (3 * -4 + -1x * -4) = 0 60x + -36x2 + (-12 + 4x) = 0 Reorder the terms: -12 + 60x + 4x + -36x2 = 0 Combine like terms: 60x + 4x = 64x -12 + 64x + -36x2 = 0 Solving -12 + 64x + -36x2 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '4'. 4(-3 + 16x + -9x2) = 0 Ignore the factor 4.Subproblem 1
Set the factor '(-3 + 16x + -9x2)' equal to zero and attempt to solve: Simplifying -3 + 16x + -9x2 = 0 Solving -3 + 16x + -9x2 = 0 Begin completing the square. Divide all terms by -9 the coefficient of the squared term: Divide each side by '-9'. 0.3333333333 + -1.777777778x + x2 = 0 Move the constant term to the right: Add '-0.3333333333' to each side of the equation. 0.3333333333 + -1.777777778x + -0.3333333333 + x2 = 0 + -0.3333333333 Reorder the terms: 0.3333333333 + -0.3333333333 + -1.777777778x + x2 = 0 + -0.3333333333 Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000 0.0000000000 + -1.777777778x + x2 = 0 + -0.3333333333 -1.777777778x + x2 = 0 + -0.3333333333 Combine like terms: 0 + -0.3333333333 = -0.3333333333 -1.777777778x + x2 = -0.3333333333 The x term is -1.777777778x. Take half its coefficient (-0.888888889). Square it (0.7901234570) and add it to both sides. Add '0.7901234570' to each side of the equation. -1.777777778x + 0.7901234570 + x2 = -0.3333333333 + 0.7901234570 Reorder the terms: 0.7901234570 + -1.777777778x + x2 = -0.3333333333 + 0.7901234570 Combine like terms: -0.3333333333 + 0.7901234570 = 0.4567901237 0.7901234570 + -1.777777778x + x2 = 0.4567901237 Factor a perfect square on the left side: (x + -0.888888889)(x + -0.888888889) = 0.4567901237 Calculate the square root of the right side: 0.675862504 Break this problem into two subproblems by setting (x + -0.888888889) equal to 0.675862504 and -0.675862504.Subproblem 1
x + -0.888888889 = 0.675862504 Simplifying x + -0.888888889 = 0.675862504 Reorder the terms: -0.888888889 + x = 0.675862504 Solving -0.888888889 + x = 0.675862504 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.888888889' to each side of the equation. -0.888888889 + 0.888888889 + x = 0.675862504 + 0.888888889 Combine like terms: -0.888888889 + 0.888888889 = 0.000000000 0.000000000 + x = 0.675862504 + 0.888888889 x = 0.675862504 + 0.888888889 Combine like terms: 0.675862504 + 0.888888889 = 1.564751393 x = 1.564751393 Simplifying x = 1.564751393Subproblem 2
x + -0.888888889 = -0.675862504 Simplifying x + -0.888888889 = -0.675862504 Reorder the terms: -0.888888889 + x = -0.675862504 Solving -0.888888889 + x = -0.675862504 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.888888889' to each side of the equation. -0.888888889 + 0.888888889 + x = -0.675862504 + 0.888888889 Combine like terms: -0.888888889 + 0.888888889 = 0.000000000 0.000000000 + x = -0.675862504 + 0.888888889 x = -0.675862504 + 0.888888889 Combine like terms: -0.675862504 + 0.888888889 = 0.213026385 x = 0.213026385 Simplifying x = 0.213026385Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.564751393, 0.213026385}Solution
x = {1.564751393, 0.213026385}
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