If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21*(1/3)*3.14^144
1/3*21*3.14^144
7*3.14^144
2529107925606304106099854731439106718984743064531875224090849858593271046.36490042
| b-(-18)=33 | | 3969x1/2x22/7 | | 2e+20=4e+12 | | 4(w+2)-8w=-32 | | 63x63x22/7x1/2 | | 17+0.55m=3(39+0.10m) | | 2(5x-3)+5x=-4(4x-6)-3x | | 5y^2+4y=14 | | x^2+.703x-.130758=0 | | Solvex^2+18x=-81 | | Log(4x+8)=0 | | 17+0.55m=117+0.30 | | 5xb+5-7= | | (7x10^6)/(2x10^4) | | f(x)=-x^2+3x+8 | | .3(5+x)=-.5 | | x+(x+1)=323 | | 2a^3-8a^2+3a-12= | | 17+0.55m=177+0.30 | | 17+0.55m=177+1.30 | | 2a^3-8a^2+3a-12=0 | | 0.83T^2+2641894.81T-603645277245.5 =0 | | -8(u+8)=4u+8 | | x^2+1.8x-.176=0 | | Tan^2(2x)-1=0 | | 6(4x-8)=-120 | | 8x+13=4x+65 | | 9=-7x+4(x-3) | | 0.8x-0.4=9.2 | | x-47=54 | | w/2.5=9. | | 10w+6=6w-10 |