If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x4 + 18x2 + 81 = 0 Reorder the terms: 81 + 18x2 + x4 = 0 Solving 81 + 18x2 + x4 = 0 Solving for variable 'x'. Factor a trinomial. (9 + x2)(9 + x2) = 0Subproblem 1
Set the factor '(9 + x2)' equal to zero and attempt to solve: Simplifying 9 + x2 = 0 Solving 9 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x2 = 0 + -9 x2 = 0 + -9 Combine like terms: 0 + -9 = -9 x2 = -9 Simplifying x2 = -9 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(9 + x2)' equal to zero and attempt to solve: Simplifying 9 + x2 = 0 Solving 9 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x2 = 0 + -9 x2 = 0 + -9 Combine like terms: 0 + -9 = -9 x2 = -9 Simplifying x2 = -9 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
| 13=7x+1 | | 10n=9n+21 | | y^2+20x+10y+65=0 | | 40x-5y=40 | | 6x^3-3x^2+1=0 | | 3x^2+5x-0=0 | | 6x^2-37x+6=0 | | 4+3=18-2x | | r(z^7+5)-(z^7+5)= | | 18x^3+16x^2-6x= | | 135-x=x+15 | | 7(c-7)+4c=2(c+5) | | 5x-9=-3x+7 | | 2t+4(1-2t)= | | 9-4x=31+x | | a=64+-12x | | 5(x-4)=10 | | 64=((x-0)*12+(a-0)+0) | | 2r(6*r)=648 | | (x+6y)(3x-3y)= | | 56x^2+95x+36= | | 9y+7=8y-8 | | 25n^2-1=0 | | 64=12x+a | | 20x+15y=4 | | 6x^4+10x^3y-4x^2y^2= | | 18+m=m | | 8t-33+t^2= | | 25=4u+1 | | 3v+1=10 | | 27=5g+2 | | x^2+6xy+8y^2= |