If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f in (-oo:+oo)
3.2 = f-(6/5) // - f-(6/5)
6/5-f+3.2 = 0
4.4-f = 0 // - 4.4
-f = -4.4 // * -1
f = 4.4
f = 4.4
| 2/7x+4/7=-2/7 | | 2x-5=135 | | (x+3)2x=23 | | (3x^3-0x^2-12x)/(2x^2-10x+12) | | (3/5)x-10=20 | | 2(x-6)=x-6 | | x+5c=3c+aforc | | -3(x-4)-9=3 | | 5x-4=45x+4 | | k=3q+3w | | a^2-13a-30= | | 96x^2-410x-60=0 | | 24=c/3 | | 38/100=x/16 | | 6x-4=24x+8 | | 14y+35=45x+35y | | 5x^2-16xy+12y^2=0 | | x^3y^5-5= | | 12+(-v/5)=-3 | | 5y-4=-9+10y | | x-9.7=-10.5 | | 3x+41-5x=2-7x+4 | | a-b=25+3 | | 3x+-15=4x+36 | | x=14+-2y | | 14y+15=48y | | 5(3x-2)=-10 | | 14y+15=48 | | 2x+2(5x-8)=44 | | (2x-3)(x^2-9)=0 | | -4x-9=27 | | 45.9+K=1.1 |