If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(4*a)/8 = 0
1/2*a = 0 // : 1/2
a = 0
a = 0
| (12x)(12x)-8x=-171 | | z^3+3z^2+3z+3=0 | | 2x-128/x=0 | | 17x-3=35 | | 5x+14=-138-10x | | 74-4x=14x+16 | | (a+3)/2a-(2a+6-4a^2)/4a | | 2x^2-22x+7=0 | | 3x+1=13+x | | (X-2)^1/2=(x-2) | | (X-2)^1/2 | | 2(3a+5)=2(a-15) | | 4x/25x^2+10x | | 1/2m+8=18 | | 1+(1/n)=(1/7n) | | 8x-5=x+16 | | 26x^2+4x+4/25x^2+10 | | x^2(x^2-14)+15=0 | | 9y-1=4y+14 | | 4a-4=5a-10 | | 7m+2=3m+22 | | 7.2/x=4.8 | | 234-6x=30x+20 | | 12x+4-5x+7=6-x+4+17 | | 4x+5+7x+1= | | 5h^2+5=-5 | | 3-3a=-27 | | 6a/5/2a | | 3.3-5.7x=4.7 | | 3.3-5.7=4.7 | | 10(2x-5)=5 | | 16x/12=24600 |