If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( a )
a = 0
a = 0
a = 0
a in (-oo:0) U (0:+oo)
a/a+6/1+5 = 4/a+5 // - 4/a+5
a/a-(4/a)+6/1-5+5 = 0
a/a-4*a^-1-5+5+6 = 0
-4*a^-1 = -7 // : -4
a^-1 = 7/4
-1 < 0
1/(a^1) = 7/4 // * a^1
1 = 7/4*a^1 // : 7/4
4/7 = a^1
a = 4/7
a = 4/7
| 4a^-3/8a^-6 | | 9+z^2=25 | | 2.61*1.3= | | 7x+35=-7x+-35 | | (a-b)^(3/2) | | -(m+4n-10)= | | 3b+67(6-5)=89 | | 3.2229-985.46= | | 2(4x-9)+2x=382 | | 4(m^2-3)-m^2=24 | | 3.2229+985.46= | | 3.2189+.004-84.3+901.16= | | 382=2(9-4x)+2x | | V=1/2(20)(6)(5) | | V=1/3(3.14)(16)(10) | | 2y-6=18 | | V=4/3(3.14)(27) | | A=3.14(64)(5) | | 382=4x-9 | | A=1/2(30) | | 5x^2+64=0 | | 382=2(9-4x) | | 4t-3=6t+12 | | 5b+3b=10b | | 2x^2+50y-20xy=0 | | a=5831(1+8.31/4)^4(15) | | 39-(3x+1)= | | x^2-22x+110=0 | | -9u=1 | | 4x-3=24x+12 | | (D^2-3D+2)y=e^5x | | ax-6a+6x-36= |