If it's not what You are looking for type in the equation solver your own equation and let us solve it.
50+-10x+-15x^2+x3+x4=0
We add all the numbers together, and all the variables
-15x^2+x^3+x^4-10x=0
We do not support expression: x^3
| p+-26=-13.8 | | 5x-33=2x-21 | | 1.5+x=0.5+2x | | 2X+0.1x=6 | | 2x^2+26x+59=0 | | -13c=2 | | X+0.2x=6 | | 90+c=37 | | c-10=5 | | 3z+3-1=2z+1 | | 11a+6=10a+7 | | 3x/5+3=7 | | 4m-22m=6 | | 9b+3=6b+4 | | (3−6x)2=6 | | (3−6x)2-6=0 | | -6y+24=-9 | | 8a-21=0 | | 11-60y=92 | | 2y-72=-91 | | 18x+57=52 | | -9y=60 | | 90+c=45 | | 2x-1÷5=3x+1÷3 | | x³-15x²+74x-120=0 | | 2-3*x=13 | | a-17=8 | | 7c+5=2c+8 | | -11x+73=-30 | | 8|6+5x|=24 | | -20c-35=0 | | 14-80b=86 |