If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X8+6X-58=90
We move all terms to the left:
X8+6X-58-(90)=0
We add all the numbers together, and all the variables
X^8+6X-148=0
We do not support eXpression: X^8
| 0=-16^2x+100 | | 0=16^2x+100 | | 8/4=x/8 | | 8y-3(3y+2)=6 | | 3x+7=127 | | y=-16^2+100 | | (6x+7/2^2)^-3+5=193 | | 2*x+4=1 | | 1/5x=64 | | 4×(x+3)-8=40 | | 12+3x=5x+2 | | 11x+70=10(2x+7) | | |4x-8|=|6x+10| | | 10x-5x^2=5 | | 7x+20=80−3x | | -2x*2x=0 | | -x*2x=0 | | X+4=x+8x+16 | | (1/x)-(1/3)=(-1/3x) | | 2/3k=14 | | X+x^2=9000×2 | | 18786-0,3*x-0,4*(25000-39063+x)-0,064*(x-(25000-39063+x))=x | | 0=(a*a*2a)+(2*2*0)+(0*1*2)-((2*1*2a)+(a*2*2)+(0*a*0)) | | 100=x+0.4x | | 4x-2=10x=3 | | 50n=450 | | 5x+1x=3x-2x | | 2(x-4=20 | | 9x-12=9x+11 | | 20+6m=4+2m | | 4t^2-6t=18 | | 3(x+3(=15 |