If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 8x2 + -27x + -5 = 0 Reorder the terms: -5 + -27x + 8x2 = 0 Solving -5 + -27x + 8x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 8 the coefficient of the squared term: Divide each side by '8'. -0.625 + -3.375x + x2 = 0 Move the constant term to the right: Add '0.625' to each side of the equation. -0.625 + -3.375x + 0.625 + x2 = 0 + 0.625 Reorder the terms: -0.625 + 0.625 + -3.375x + x2 = 0 + 0.625 Combine like terms: -0.625 + 0.625 = 0.000 0.000 + -3.375x + x2 = 0 + 0.625 -3.375x + x2 = 0 + 0.625 Combine like terms: 0 + 0.625 = 0.625 -3.375x + x2 = 0.625 The x term is -3.375x. Take half its coefficient (-1.6875). Square it (2.84765625) and add it to both sides. Add '2.84765625' to each side of the equation. -3.375x + 2.84765625 + x2 = 0.625 + 2.84765625 Reorder the terms: 2.84765625 + -3.375x + x2 = 0.625 + 2.84765625 Combine like terms: 0.625 + 2.84765625 = 3.47265625 2.84765625 + -3.375x + x2 = 3.47265625 Factor a perfect square on the left side: (x + -1.6875)(x + -1.6875) = 3.47265625 Calculate the square root of the right side: 1.863506439 Break this problem into two subproblems by setting (x + -1.6875) equal to 1.863506439 and -1.863506439.Subproblem 1
x + -1.6875 = 1.863506439 Simplifying x + -1.6875 = 1.863506439 Reorder the terms: -1.6875 + x = 1.863506439 Solving -1.6875 + x = 1.863506439 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.6875' to each side of the equation. -1.6875 + 1.6875 + x = 1.863506439 + 1.6875 Combine like terms: -1.6875 + 1.6875 = 0.0000 0.0000 + x = 1.863506439 + 1.6875 x = 1.863506439 + 1.6875 Combine like terms: 1.863506439 + 1.6875 = 3.551006439 x = 3.551006439 Simplifying x = 3.551006439Subproblem 2
x + -1.6875 = -1.863506439 Simplifying x + -1.6875 = -1.863506439 Reorder the terms: -1.6875 + x = -1.863506439 Solving -1.6875 + x = -1.863506439 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.6875' to each side of the equation. -1.6875 + 1.6875 + x = -1.863506439 + 1.6875 Combine like terms: -1.6875 + 1.6875 = 0.0000 0.0000 + x = -1.863506439 + 1.6875 x = -1.863506439 + 1.6875 Combine like terms: -1.863506439 + 1.6875 = -0.176006439 x = -0.176006439 Simplifying x = -0.176006439Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.551006439, -0.176006439}
| 7x+x-3=7x+7 | | 14k=42 | | 6X-6(2X-4)=4(4x-3) | | -5(x+3)+7(x+2)=4(x-3)-2(x+5) | | 3-y=7-5 | | 10-[9-x]=3+2x | | -3a+12+8a=4a-2a | | 7x+x(x-7)=(2x+5)(5-2x) | | 3m+2=6 | | 1=0.4x-0.6x-9 | | 0.76+2.1t=0.96t-0.49 | | 6x+8-4x=10-11x-12 | | 0.5x-4=-5 | | 4x+2.5-1.7x=0.9x-5.2 | | y=(11-2x)(8.5-2x)1.5 | | y=(11.2x)(8.5-2x)1.5 | | 6x-4=x-6 | | 18-2(2w-1)=4w-2(4+w) | | sqrt(x-3)=sqrt(2x-5)-1 | | t-3.2=-8.2 | | 1.5(6x+12)=15+2x | | (x-6)(x-6)=-6 | | t-3.2=8.2 | | K+9x=4 | | 3(x+2)(x+2)=36 | | -9+4x=3.5x-9 | | 1(s+3)=148(4s-5) | | 1/3(6x-9)=4x-3 | | -9+4x=-9+3.5x | | 11-6x=9x+3 | | 4x+10x=1500 | | 2X^2+14x-36= |