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)
-8/5 = (a/(-1))/2 // - (a/(-1))/2
-((a/(-1))/2)-8/5 = 0
(1/2)*a-8/5 = 0
1/2*a-8/5 = 0 // + 8/5
1/2*a = 8/5 // : 1/2
a = 8/5/1/2
a = 16/5
a = 16/5
| 6m=12+3m | | -5/2=k/4 | | 4(3x+4)=2x-3(5x+3) | | 5p/2=15/4 | | 3x*2xy/z | | 2(x+13)+49-5x=9x+17 | | 2x+13=4x+5 | | y=16x^2-8x | | 27-21+6y=18+5y | | 30+6b=-6-12b | | f(x)=(x+4-5i)(x+4+5i) | | y(t)=100t-5t^2 | | 2a+1=3(a-2) | | 2(3a-6)=27 | | -125=5k | | 9(6h-1)=2(h+3) | | 2x^3-9x^2+14x-5=0 | | 5a+3-a=-7+2+a | | 15+6x=53 | | 3.2y+4=20 | | 28x-19=12 | | 3a+6-2a+-2=6 | | 180=15x+10+6x+2 | | 180=75+6x-3 | | 2(z+4)=54 | | 25-x=11x-140 | | -2k+4=-28 | | -6+13n=-n+5 | | -3(10-4x)=-6 | | 7x+5+11x+3= | | 5x+2y=341 | | -9(3+6x)+4= |