If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + -6x + 1 = 18 Reorder the terms: 1 + -6x + 9x2 = 18 Solving 1 + -6x + 9x2 = 18 Solving for variable 'x'. Reorder the terms: 1 + -18 + -6x + 9x2 = 18 + -18 Combine like terms: 1 + -18 = -17 -17 + -6x + 9x2 = 18 + -18 Combine like terms: 18 + -18 = 0 -17 + -6x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -1.888888889 + -0.6666666667x + x2 = 0 Move the constant term to the right: Add '1.888888889' to each side of the equation. -1.888888889 + -0.6666666667x + 1.888888889 + x2 = 0 + 1.888888889 Reorder the terms: -1.888888889 + 1.888888889 + -0.6666666667x + x2 = 0 + 1.888888889 Combine like terms: -1.888888889 + 1.888888889 = 0.000000000 0.000000000 + -0.6666666667x + x2 = 0 + 1.888888889 -0.6666666667x + x2 = 0 + 1.888888889 Combine like terms: 0 + 1.888888889 = 1.888888889 -0.6666666667x + x2 = 1.888888889 The x term is -0.6666666667x. Take half its coefficient (-0.3333333334). Square it (0.1111111112) and add it to both sides. Add '0.1111111112' to each side of the equation. -0.6666666667x + 0.1111111112 + x2 = 1.888888889 + 0.1111111112 Reorder the terms: 0.1111111112 + -0.6666666667x + x2 = 1.888888889 + 0.1111111112 Combine like terms: 1.888888889 + 0.1111111112 = 2.0000000002 0.1111111112 + -0.6666666667x + x2 = 2.0000000002 Factor a perfect square on the left side: (x + -0.3333333334)(x + -0.3333333334) = 2.0000000002 Calculate the square root of the right side: 1.414213562 Break this problem into two subproblems by setting (x + -0.3333333334) equal to 1.414213562 and -1.414213562.Subproblem 1
x + -0.3333333334 = 1.414213562 Simplifying x + -0.3333333334 = 1.414213562 Reorder the terms: -0.3333333334 + x = 1.414213562 Solving -0.3333333334 + x = 1.414213562 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = 1.414213562 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = 1.414213562 + 0.3333333334 x = 1.414213562 + 0.3333333334 Combine like terms: 1.414213562 + 0.3333333334 = 1.7475468954 x = 1.7475468954 Simplifying x = 1.7475468954Subproblem 2
x + -0.3333333334 = -1.414213562 Simplifying x + -0.3333333334 = -1.414213562 Reorder the terms: -0.3333333334 + x = -1.414213562 Solving -0.3333333334 + x = -1.414213562 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = -1.414213562 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = -1.414213562 + 0.3333333334 x = -1.414213562 + 0.3333333334 Combine like terms: -1.414213562 + 0.3333333334 = -1.0808802286 x = -1.0808802286 Simplifying x = -1.0808802286Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.7475468954, -1.0808802286}
| 2(9n-1)+7(n+6)=-660 | | 20x=3(x+4) | | 3x^6+19x^5-x^3+7x+2=0 | | 3y+2y-10=180 | | 1.9+x-3.5=-4+5.7 | | 6ln(8x)=54 | | -33=x+16 | | x+384000=2512000 | | 16xy+4xz+12x= | | 22=9+x | | (5y-6)(9-y)=0 | | Xsquare+4x-12=0 | | -7x^2-21x+0=0 | | 81x^2+100=0 | | 3(3+3x)5=49 | | -2x-4=2x-4-4x | | 5x+8=9x-7 | | 8n+7=4n+17 | | y=nx | | -1.132=b-6.339 | | 0-6d=24 | | 0+4d=40 | | 0.08(x-100.00)=450 | | 3m+7=y | | b=507+60x | | 10n^2-2n-2=0 | | 216x^3+125=0 | | 1a+1=5a+6 | | 4p+16-9p+47= | | 3w-11w=24 | | 2x^2+6x+5y+10=0 | | CD+3D-X=-X+CD+3D |