If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -8x + -171 = 0 Reorder the terms: -171 + -8x + x2 = 0 Solving -171 + -8x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '171' to each side of the equation. -171 + -8x + 171 + x2 = 0 + 171 Reorder the terms: -171 + 171 + -8x + x2 = 0 + 171 Combine like terms: -171 + 171 = 0 0 + -8x + x2 = 0 + 171 -8x + x2 = 0 + 171 Combine like terms: 0 + 171 = 171 -8x + x2 = 171 The x term is -8x. Take half its coefficient (-4). Square it (16) and add it to both sides. Add '16' to each side of the equation. -8x + 16 + x2 = 171 + 16 Reorder the terms: 16 + -8x + x2 = 171 + 16 Combine like terms: 171 + 16 = 187 16 + -8x + x2 = 187 Factor a perfect square on the left side: (x + -4)(x + -4) = 187 Calculate the square root of the right side: 13.674794331 Break this problem into two subproblems by setting (x + -4) equal to 13.674794331 and -13.674794331.Subproblem 1
x + -4 = 13.674794331 Simplifying x + -4 = 13.674794331 Reorder the terms: -4 + x = 13.674794331 Solving -4 + x = 13.674794331 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 13.674794331 + 4 Combine like terms: -4 + 4 = 0 0 + x = 13.674794331 + 4 x = 13.674794331 + 4 Combine like terms: 13.674794331 + 4 = 17.674794331 x = 17.674794331 Simplifying x = 17.674794331Subproblem 2
x + -4 = -13.674794331 Simplifying x + -4 = -13.674794331 Reorder the terms: -4 + x = -13.674794331 Solving -4 + x = -13.674794331 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -13.674794331 + 4 Combine like terms: -4 + 4 = 0 0 + x = -13.674794331 + 4 x = -13.674794331 + 4 Combine like terms: -13.674794331 + 4 = -9.674794331 x = -9.674794331 Simplifying x = -9.674794331Solution
The solution to the problem is based on the solutions from the subproblems. x = {17.674794331, -9.674794331}
| 25x+(-10)=180 | | 3k^2-17k=6 | | 6x^2-x-2=-1 | | 25x-10=180 | | 2[x-(3+2x)+9]+3x-8= | | 5y=-16-4x | | 8j=10j+4 | | x=y^2+2y-8 | | x-62000=0.25y | | 3x+(2x-48)=462 | | .0001185x^2-.01x+.0613=0 | | x+87=x+107 | | 73-15= | | x+107=x+87 | | -10+2q=7q | | 14x+11=95 | | (2x-5)(x-9)=0 | | h(t)=-4t^2+20t | | 4x=8x-16 | | 15x+5=12+14x | | 27x+1=28x-1 | | f(x)=7x-19 | | 6x+8=128 | | 5-3x=31 | | 8+5s=4s | | (2n^2-4n+9)-(-6n^2-7n+5)= | | 3y-5-x=0 | | 1.5*0.3= | | 9x-15x^2=0 | | 5x^2-2x=-9x | | 2(x+2)+4=24 | | 16=-4(2+2r) |