If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 34x + -81 = 0 Reorder the terms: -81 + 34x + x2 = 0 Solving -81 + 34x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '81' to each side of the equation. -81 + 34x + 81 + x2 = 0 + 81 Reorder the terms: -81 + 81 + 34x + x2 = 0 + 81 Combine like terms: -81 + 81 = 0 0 + 34x + x2 = 0 + 81 34x + x2 = 0 + 81 Combine like terms: 0 + 81 = 81 34x + x2 = 81 The x term is 34x. Take half its coefficient (17). Square it (289) and add it to both sides. Add '289' to each side of the equation. 34x + 289 + x2 = 81 + 289 Reorder the terms: 289 + 34x + x2 = 81 + 289 Combine like terms: 81 + 289 = 370 289 + 34x + x2 = 370 Factor a perfect square on the left side: (x + 17)(x + 17) = 370 Calculate the square root of the right side: 19.235384062 Break this problem into two subproblems by setting (x + 17) equal to 19.235384062 and -19.235384062.Subproblem 1
x + 17 = 19.235384062 Simplifying x + 17 = 19.235384062 Reorder the terms: 17 + x = 19.235384062 Solving 17 + x = 19.235384062 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + x = 19.235384062 + -17 Combine like terms: 17 + -17 = 0 0 + x = 19.235384062 + -17 x = 19.235384062 + -17 Combine like terms: 19.235384062 + -17 = 2.235384062 x = 2.235384062 Simplifying x = 2.235384062Subproblem 2
x + 17 = -19.235384062 Simplifying x + 17 = -19.235384062 Reorder the terms: 17 + x = -19.235384062 Solving 17 + x = -19.235384062 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + x = -19.235384062 + -17 Combine like terms: 17 + -17 = 0 0 + x = -19.235384062 + -17 x = -19.235384062 + -17 Combine like terms: -19.235384062 + -17 = -36.235384062 x = -36.235384062 Simplifying x = -36.235384062Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.235384062, -36.235384062}
| 18x-10=180 | | 2(4z+1)-8=50 | | 3s=210 | | 6x^2+12x-92=-8 | | 42-31= | | (2x-1)(x)=4x-7x+12 | | 8x-1=3x-1 | | 62=30-4(x-4) | | 7y+2y-4= | | 17.5=8y-20 | | 0=r^2-1062.76 | | -4=-27u | | 95=5 | | 62=30(4x-4) | | 2-7(2x+5)=4x-9-x | | -7y-8y=27 | | 4x-2=3x+20 | | -6y-37=26 | | 3w=4.5 | | -6y-3y=26 | | 3x+36=9x-6 | | 2(x-6)+7x=15 | | y=1.50x+18 | | 3t-t=9-t | | 33=4x-3 | | 16-3p=2/3p+5 | | -x^2+9-8=0 | | 3(i-2)=2i+1 | | -20-4n+7n-14=-16 | | y-4=1x-2 | | F(X)=3X^2+8 | | -3v=-26 |