If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -13x + -6 = 0 Reorder the terms: -6 + -13x + x2 = 0 Solving -6 + -13x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '6' to each side of the equation. -6 + -13x + 6 + x2 = 0 + 6 Reorder the terms: -6 + 6 + -13x + x2 = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -13x + x2 = 0 + 6 -13x + x2 = 0 + 6 Combine like terms: 0 + 6 = 6 -13x + x2 = 6 The x term is -13x. Take half its coefficient (-6.5). Square it (42.25) and add it to both sides. Add '42.25' to each side of the equation. -13x + 42.25 + x2 = 6 + 42.25 Reorder the terms: 42.25 + -13x + x2 = 6 + 42.25 Combine like terms: 6 + 42.25 = 48.25 42.25 + -13x + x2 = 48.25 Factor a perfect square on the left side: (x + -6.5)(x + -6.5) = 48.25 Calculate the square root of the right side: 6.946221995 Break this problem into two subproblems by setting (x + -6.5) equal to 6.946221995 and -6.946221995.Subproblem 1
x + -6.5 = 6.946221995 Simplifying x + -6.5 = 6.946221995 Reorder the terms: -6.5 + x = 6.946221995 Solving -6.5 + x = 6.946221995 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + x = 6.946221995 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + x = 6.946221995 + 6.5 x = 6.946221995 + 6.5 Combine like terms: 6.946221995 + 6.5 = 13.446221995 x = 13.446221995 Simplifying x = 13.446221995Subproblem 2
x + -6.5 = -6.946221995 Simplifying x + -6.5 = -6.946221995 Reorder the terms: -6.5 + x = -6.946221995 Solving -6.5 + x = -6.946221995 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + x = -6.946221995 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + x = -6.946221995 + 6.5 x = -6.946221995 + 6.5 Combine like terms: -6.946221995 + 6.5 = -0.446221995 x = -0.446221995 Simplifying x = -0.446221995Solution
The solution to the problem is based on the solutions from the subproblems. x = {13.446221995, -0.446221995}
| 10(y-5)=10 | | -1/3x+9/10=-17/30+x | | 3xy+2xz=5xyz-4 | | 13-x=27 | | 81=r^4 | | -12/7i | | 5.5/45=x/20 | | (2/7)x+(1/7)=-(3/7) | | y^2-21y+18=0 | | 5+b=a-18-5 | | -1.25m-.16=2.33 | | x^3+5x^2+4x=36 | | 7(8-4)-4*4= | | -3=m-2m | | (3?62)v+10=9v+9 | | 12(10-7)+9g=g(2g^2+5)+36 | | 4x^2+12x-30=0 | | -4=-3+t | | -2c+9=7c-9 | | 6x+7=9x-5 | | 2-2(y)=y+64 | | -p+38=-5(3p+5)-7p | | x^2-15x-56=0 | | 9x-4=-1 | | 6-3b=-3-2(-b+3) | | 90x+70y=240 | | 4x^2-20x+48=0 | | 9y=3x^2+6 | | 3x+3=-2x+13 | | -b-36=6(1-2b)+5b | | 8x+15w=85 | | (3/x)=(2/9) |