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)
(32/3)*(12-a) = 43 // - 43
(32/3)*(12-a)-43 = 0
32/3*(12-a)-43 = 0
32/3*(12-a)-43 = 0
85-32/3*a = 0
85-32/3*a = 0
85-32/3*a = 0 // - 85
-32/3*a = -85 // : -32/3
a = -85/(-32/3)
a = 255/32
a = 255/32
| 5(3x+6)=75 | | 2x^2+4=-3x+5 | | X+(x+2)+(x+4)=-42 | | -5+-11+-h=-7 | | 12x+15y=0 | | 26+10=-5*7 | | 9x^2-94x+225=0 | | x^2+.0075x-.00485=0 | | 2x+10=-5*1 | | 2x+10=-5*2 | | 3x-19=2x+10 | | 6x-88=55-5x | | 3a^2+a=a^2+10+11 | | x/10=y | | -2n+1-3n+n-4= | | (2x+1.8)=(3x-1.2) | | 35=-5x+4(3x-7) | | 3x+3(-7x-4)=-156 | | 31g+11+5=7 | | 16n^2-114B=-14 | | 5+7b=89 | | 1/4y+4=14 | | 2x-7-5x=11 | | 0.666666666666667v-6=6-0.666666666666667 | | 2x+8+5x=92 | | (8+v)(5v+1)=0 | | x+4*1=8 | | 8/(x-2)+8(x+2)=3 | | 6.3*3-2.4=16.5 | | x+4*2=8 | | x^2+3x-300=0 | | x+2*1=8 |