If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( f )
f = 0
f = 0
f = 0
f in (-oo:0) U (0:+oo)
13/f = 32/64 // - 32/64
13/f-(32/64) = 0
13/f-1/2 = 0
13*f^-1 = 1/2 // : 13
f^-1 = 1/26
-1 < 0
1/(f^1) = 1/26 // * f^1
1 = 1/26*f^1 // : 1/26
26 = f^1
f = 26
f = 26
| 16-0.4(r-14)=0.6(12r-14) | | 7=-5u+3(3+u) | | 11g+-7g=-20 | | h/3=20/6 | | 2x+3+9-x=180 | | 1/0.01 | | 9(x+3)=54 | | (3*x)-7=14 | | 3-0.3(b-6)=0.8(12b-6) | | 28x^2-2x-108=0 | | ms+mq=t | | 42-3=33 | | 14a^2b/7a^2b | | z/4+1=8-z/4 | | 0.24(12)+0.04x=0.12(6+x) | | 0=(1/2)(x)+2 | | 5y-9x=13 | | 0,5/2=x | | 7(-10+4x)=-70 | | 0=-2(1)+x | | (1/2)(-6)+2=y | | a+13a-5=65 | | (-15)4=U | | 1=-1(-5)+x | | 1.03x-4=-2.15p+8.72 | | 4(-7+7x)=-28 | | 4x=4(x+3) | | 12,756/4879=x | | 7v=8-v | | 5(y-2)=40 | | -7(x+3)-18=22+2 | | 45-7x=8x |