If it's not what You are looking for type in the equation solver your own equation and let us solve it.
S in (-oo:+oo)
12*S-(30/(-3)) = 2 // - 2
12*S-(30/(-3))-2 = 0
12*S-2+10 = 0
12*S+8 = 0 // - 8
12*S = -8 // : 12
S = -8/12
S = -2/3
S = -2/3
| x(z-5)= | | (4x-5)(5x+1)= | | 2(180-x)=30 | | 40=7x-2x+5 | | 12-7=3 | | 12-R/7=3 | | 8-9v=91 | | 15x^2-49x=-12 | | log(9+p)=log(5c-6) | | 3x+2-4x=-1 | | 140x+174y=2370.5 | | 9-4x-7x+7= | | -t-(-5)=9 | | 140x+183y=2433.5 | | 3x^2+3y^2-6y-1=0 | | -1q=4+q+-1q | | 4x+2+3-4+2x=182 | | 9+3x+3x=-57 | | 5x+1=3+15 | | 2x+=4x-11 | | -185=4-7(4v-5) | | (-2/7)(-21/4)= | | -5/6=y-1/9 | | 7(4X-9)=-319 | | 35x+144y=513.1 | | 30x+72y=299.1 | | 3n^2+2=0 | | 6t+2-4t= | | 0.06x+0.03(6000-x)=222 | | (x^2+3x)(3x+6)= | | 2cos(3x)=1 | | (2x-7)(4x+3)=112 |