If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
x/100 = 9/(-1) // - 9/(-1)
x/100-(9/(-1)) = 0
x/100+9 = 0
1/100*x+9 = 0 // - 9
1/100*x = -9 // : 1/100
x = -9/1/100
x = -900
x = -900
| z+10=3z-8 | | 10*x=5 | | 8x^2+32x-16=0 | | 120-7x=29x+24 | | 5y-12=40-4y | | 9x+15=4x+155 | | 15=40-8y | | 12-8=50-22 | | x^3-9x^2+27x=0 | | 4+(7-1*4)+3*2+(8-1)= | | 6(y-7)=25 | | 11-7x=147-35x | | N-9=-1 | | -66-10=7x+19 | | 7y+13=31 | | 5x^2-90x-520=0 | | 7+4p=2p+8 | | 7+4p=2p+28 | | 4x+77=7x-7 | | x=15+(6/15+72) | | x=6/15+6/15+2/15+1/15+(6/15+72) | | 4(15p+6)=15(4p+16) | | 3(5x-7)=2x+10 | | (x+20)= | | 7(4+p)=28 | | (2+-1y)(6+25y)=0 | | 5x^3+14x^2+7x-2=0 | | 6-9x=166-44x | | 7+4p=28 | | 1-(x+5)=3(x-2)+4x | | 0.994=1-1000*x | | 152x-5x=4x+17 |