If it's not what You are looking for type in the equation solver your own equation and let us solve it.
((2/3)/1)/3
ln(1-e^(-2*x))
25*e^(t/5)
5*(3-4)-((7*(2-5))/(-3))
1/ln(x)
| t/-1-4=-5 | | 37+-7x=16 | | 1.5x+3.5y+7z=25 | | t-1+4=-5 | | (37/15)=(x/15) | | x(x+6)-50=0 | | 3z^2+2iz-7=0 | | 81-1x=71 | | 45+4k=61+2k | | 35x-12.2=125 | | 2/3/1/3 | | 26x+4.5=300 | | 6x-7-4x=13 | | 3.7(p+9)-3.3p= | | -3q+-6=6 | | 2(x+4)-6x=5(x+2)+8 | | -2p+6=-12 | | Y=2.5X+3.3 | | n/-31=14 | | 7r^2+9r-10=0 | | n/-13=14 | | 4x+-3x+7=28 | | f(24+100)=2200 | | v=t^2-2t | | f(25+100)=2200 | | 3x+6=5x-14 | | (2x+15)+1=180 | | 5(3-4)-7(2-5)/(-3) | | 4(y-1)=38 | | -4.9t^2+29.4t=0 | | f(23)=2090 | | 9x-13=-7+6x |