If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -16x2 + 9x + 15 = 0 Reorder the terms: 15 + 9x + -16x2 = 0 Solving 15 + 9x + -16x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -16 the coefficient of the squared term: Divide each side by '-16'. -0.9375 + -0.5625x + x2 = 0 Move the constant term to the right: Add '0.9375' to each side of the equation. -0.9375 + -0.5625x + 0.9375 + x2 = 0 + 0.9375 Reorder the terms: -0.9375 + 0.9375 + -0.5625x + x2 = 0 + 0.9375 Combine like terms: -0.9375 + 0.9375 = 0.0000 0.0000 + -0.5625x + x2 = 0 + 0.9375 -0.5625x + x2 = 0 + 0.9375 Combine like terms: 0 + 0.9375 = 0.9375 -0.5625x + x2 = 0.9375 The x term is -0.5625x. Take half its coefficient (-0.28125). Square it (0.0791015625) and add it to both sides. Add '0.0791015625' to each side of the equation. -0.5625x + 0.0791015625 + x2 = 0.9375 + 0.0791015625 Reorder the terms: 0.0791015625 + -0.5625x + x2 = 0.9375 + 0.0791015625 Combine like terms: 0.9375 + 0.0791015625 = 1.0166015625 0.0791015625 + -0.5625x + x2 = 1.0166015625 Factor a perfect square on the left side: (x + -0.28125)(x + -0.28125) = 1.0166015625 Calculate the square root of the right side: 1.008266613 Break this problem into two subproblems by setting (x + -0.28125) equal to 1.008266613 and -1.008266613.Subproblem 1
x + -0.28125 = 1.008266613 Simplifying x + -0.28125 = 1.008266613 Reorder the terms: -0.28125 + x = 1.008266613 Solving -0.28125 + x = 1.008266613 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.28125' to each side of the equation. -0.28125 + 0.28125 + x = 1.008266613 + 0.28125 Combine like terms: -0.28125 + 0.28125 = 0.00000 0.00000 + x = 1.008266613 + 0.28125 x = 1.008266613 + 0.28125 Combine like terms: 1.008266613 + 0.28125 = 1.289516613 x = 1.289516613 Simplifying x = 1.289516613Subproblem 2
x + -0.28125 = -1.008266613 Simplifying x + -0.28125 = -1.008266613 Reorder the terms: -0.28125 + x = -1.008266613 Solving -0.28125 + x = -1.008266613 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.28125' to each side of the equation. -0.28125 + 0.28125 + x = -1.008266613 + 0.28125 Combine like terms: -0.28125 + 0.28125 = 0.00000 0.00000 + x = -1.008266613 + 0.28125 x = -1.008266613 + 0.28125 Combine like terms: -1.008266613 + 0.28125 = -0.727016613 x = -0.727016613 Simplifying x = -0.727016613Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.289516613, -0.727016613}
| 2x*2x=412-x^3 | | 2x*2x=412-x^2 | | 2x*2x=412-x | | 2x*2x=412-a | | x*x=64*x+x | | 34/9-43/4 | | 58x+9x-2=0 | | x*x=64*x | | x-10y=98 | | 10/(x+3)-3/(5)=(10x+1)/(3x+9) | | 3/4d=27 | | x+x=34 | | 4x^2+2-x-48=0 | | -3x-8=8x+65 | | 3x=5x/4 | | 3.4x+5=32 | | x=(3x+8)*(2x-6) | | 6x-21=8x-27 | | -4/3u-1/2=-3/5 | | 2z+16+3z=34 | | ((3x+8)*4/5)+13-25=((5x-12)/5*8)-69+35 | | (2x^2-5x+3)(3x^2+x-2)= | | -3(2x-9)+x=5(x+9) | | 10n+15=0 | | 7u+2-2(-2u-1)=2(u-1) | | 16(n+4)=96 | | 7+4(2w-2)=-2(5w-1)+9w | | 140/5,8 | | x^2-4x+3/-8+8x | | 8m+11=10m-3 | | 2x+50+1/2+100=1550 | | (x-3)(2x+5)-6x(x-1)= |