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/(-2)-10 = -1 // + 1
X/(-2)-10+1 = 0
-1/2*X-9 = 0 // + 9
-1/2*X = 9 // : -1/2
X = 9/(-1/2)
X = -18
X = -18
| 7=11-2p | | 2x+3y=10000 | | f(x)=x^2-6x+21 | | 24x-12x=15 | | {15c^-7d^3/35c^5d^7}^-3 | | 4x-7=61 | | -4x-9=23 | | 25x^2-12=30x | | 3y=x-12 | | 9(5c-1)-18=43c+9 | | r^3+9r^2+20r=0 | | 350.97=(x*.30-x)(-1) | | 13d+95=35d-59 | | -3/4n-5/8=5/6 | | 350=(x*.30-x)(-1) | | -10(x+4)+56= | | 4(4x-7)(6x+7)=0 | | 11=-4c | | 7x+5.6-5x+0.7-8x= | | x/3=57 | | -38=7+9x | | 4=0.167t-.67 | | s=0.167(4)-.67 | | 70=(x*.30-x) | | 3x-2a=7aforx | | 2(x^2+1)=10 | | 2-8i/3-6i= | | (-1+x)=-3 | | 7x+3=x-15 | | 6+3x^2=27 | | 5z+z=-z-3-6z | | 2/3y36 |