If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x4 + -9x2 + -400 = 0 Reorder the terms: -400 + -9x2 + x4 = 0 Solving -400 + -9x2 + x4 = 0 Solving for variable 'x'. Factor a trinomial. (-16 + -1x2)(25 + -1x2) = 0 Factor a difference between two squares. (-16 + -1x2)((5 + x)(5 + -1x)) = 0Subproblem 1
Set the factor '(-16 + -1x2)' equal to zero and attempt to solve: Simplifying -16 + -1x2 = 0 Solving -16 + -1x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + -1x2 = 0 + 16 Combine like terms: -16 + 16 = 0 0 + -1x2 = 0 + 16 -1x2 = 0 + 16 Combine like terms: 0 + 16 = 16 -1x2 = 16 Divide each side by '-1'. x2 = -16 Simplifying x2 = -16 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 '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5Subproblem 3
Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5Solution
x = {-5, 5}
| 4.2x-0.7=0.84-3.5x | | X^5-12x^3+32x=0 | | 5x^2+14x-3=0 | | 3p^2-14p=80 | | 4x^2+31X+12=0 | | 2x^2+17x+21=0 | | 4*6x=45 | | 3m^2+8m+1=0 | | 3.8x-n=8 | | 8x^4+2x^3+x^2=0 | | x=7+5y | | 9x^5+6x^4+x^3=0 | | -20x^2-58x+42=0 | | 0=-120k^2-232k-96 | | 12x^2-10x-8=0 | | 6n^2-n=2 | | 9y+8=21 | | 9y+8=13 | | 0=-15n^2-24n | | 0=-24n^2-15n | | 175=2x+a | | 175-2x=a | | 4(2n-6)+11=8b-13 | | -20v-24v^2=0 | | (4x+8)=(2x+3)+51 | | -4-15y=13y-32 | | [8(x+4)-10]-[3(x-2)+4]= | | 2v+18=16-4v+28 | | x=-y+15 | | 24-16x=x-11x | | x=-2y+21 | | -4x-5y=-5 |