If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 6x2 + -8x = 15 Reorder the terms: -8x + 6x2 = 15 Solving -8x + 6x2 = 15 Solving for variable 'x'. Reorder the terms: -15 + -8x + 6x2 = 15 + -15 Combine like terms: 15 + -15 = 0 -15 + -8x + 6x2 = 0 Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. -2.5 + -1.333333333x + x2 = 0 Move the constant term to the right: Add '2.5' to each side of the equation. -2.5 + -1.333333333x + 2.5 + x2 = 0 + 2.5 Reorder the terms: -2.5 + 2.5 + -1.333333333x + x2 = 0 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + -1.333333333x + x2 = 0 + 2.5 -1.333333333x + x2 = 0 + 2.5 Combine like terms: 0 + 2.5 = 2.5 -1.333333333x + x2 = 2.5 The x term is -1.333333333x. Take half its coefficient (-0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. -1.333333333x + 0.4444444442 + x2 = 2.5 + 0.4444444442 Reorder the terms: 0.4444444442 + -1.333333333x + x2 = 2.5 + 0.4444444442 Combine like terms: 2.5 + 0.4444444442 = 2.9444444442 0.4444444442 + -1.333333333x + x2 = 2.9444444442 Factor a perfect square on the left side: (x + -0.6666666665)(x + -0.6666666665) = 2.9444444442 Calculate the square root of the right side: 1.715938357 Break this problem into two subproblems by setting (x + -0.6666666665) equal to 1.715938357 and -1.715938357.Subproblem 1
x + -0.6666666665 = 1.715938357 Simplifying x + -0.6666666665 = 1.715938357 Reorder the terms: -0.6666666665 + x = 1.715938357 Solving -0.6666666665 + x = 1.715938357 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = 1.715938357 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = 1.715938357 + 0.6666666665 x = 1.715938357 + 0.6666666665 Combine like terms: 1.715938357 + 0.6666666665 = 2.3826050235 x = 2.3826050235 Simplifying x = 2.3826050235Subproblem 2
x + -0.6666666665 = -1.715938357 Simplifying x + -0.6666666665 = -1.715938357 Reorder the terms: -0.6666666665 + x = -1.715938357 Solving -0.6666666665 + x = -1.715938357 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = -1.715938357 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = -1.715938357 + 0.6666666665 x = -1.715938357 + 0.6666666665 Combine like terms: -1.715938357 + 0.6666666665 = -1.0492716905 x = -1.0492716905 Simplifying x = -1.0492716905Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.3826050235, -1.0492716905}
| 8x^2+18xy-35y^2=0 | | y^2-8y+16=64 | | 0.10(y-9)+0.18y=0.08-0.01(20) | | 21x^2-20x-25=0 | | 12x+13y= | | 9-(2n-4)=2-3n | | 6(x^2)+8x+4=0 | | 9n-7n+1=11 | | 9-6w-(-6w)+8=17 | | 7(3x-5)+7=3x-(5-18x) | | 13v-7v=18 | | 12x-8+2x-5=11x-2+2 | | 0.92x+0.98(12-x)=0.96(12) | | (4x^3+4x^2-3x)(x^2-5)=0 | | -14q--11q=3 | | -6t-12+2t-106=2 | | 4x^2+4x-80=0 | | -12X^2-5X-2= | | -3=3(d-9) | | (4x^3+4x^2-3c)(x^2-5)=0 | | 5a^2-31a=28 | | 7x^2+35x-98=0 | | -17r+r-4=-20 | | 3s+2s=20 | | -(6y+3)-(-5y-4)=-7 | | 9z-7z-2=14 | | -2x^3-6x^2+20x=0 | | -2r^2+2r+12=0 | | p^2-1.2p+0.36=0 | | 192=4x(x+2) | | 4x^2=91 | | -2x^2+8x-6=0 |