If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y = (a/3)*x-6
(81^3)/2 = 0
-(12/5)-6 = 0
6 = (1/12)*b
(5/3)*x = 10/3
| 6x-28-4x=8 | | -413.4=15.9a | | 20x^3-300x=0 | | -55-9x+12=23 | | -2+9x-120=41 | | x+28+20x-6=164 | | 56-6x=20 | | -14+10x-9x=16 | | y=a/3x-6 | | x+26=20x-6+64 | | x+26=20x-6 | | 5x-3x-13=27 | | X/4:23=2/60 | | x+26+64+20x-6=164 | | 6x-4x-24=12 | | x+26+20x-6=164 | | (81)^3/2 | | -5x+7x-27=15 | | 5+5x=-2x+82 | | 20-8x+16x-30=180 | | 50=-13+7a | | -3x+11x-145=63 | | 9x-18+10x-12=122 | | 11a+9-3a=-8 | | 4(x-2)=7x+8 | | 35=2-3z | | 8s=.5 | | 714=x+x(0.2-0.18) | | 15x-18y=4xy+11 | | 8x+15-2x=27+3x | | 25=2x+6 | | Log^4+log^4(x+3)=1 |