If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(pi/12)*x^3
(1/3)*(21-3) = 6-a
254/100 = 0
7-(x/2) = 11
(15/16)*x = -4
| 4x+25=7x+10 | | 10(-2z^2+4z+6)=0 | | 3(x+4)-3=12 | | 2(9x-5)=71 | | 1/3(21-3)=6-a | | 6x-10=-4(x+2)-2 | | 9x-45-4x-16=4 | | 3c-12=12 | | 2x-8=-x-8 | | 2cos^2x-5cosx+1=0 | | (7y+8)-(6+6y)=7 | | A-2a+1=6(2a+1) | | x^4+17=0 | | 4x^2-14x-49=-7x+2x^2 | | 3x+5=6-2 | | 254/100 | | 4x+-11=4x-26 | | x+12=195 | | -15z^2+45z+60=0 | | 7-x/2=11 | | 6x=4x^2 | | 17x+y=157 | | 2(104.5+-1.5x)+3x=209 | | 3x+79=8x+9 | | 15/16x=-4 | | (329.2+-.6y)+y=350 | | 209-2x=3y | | -25x^2-55x-10=0 | | 10x+6y=3292 | | X-c=155 | | 2v-12=24 | | 2(5m-3)-6m=3(m-4)+5 |