If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
14*x-15 = 0
14*x-15 = 0
14*x-15 = 0
14*x-15 = 0 // + 15
14*x = 15 // : 14
x = 15/14
x in (-oo:15/14) U (15/14:+oo)
(125*x-108)/(14*x-15) > 8 // - 8
(125*x-108)/(14*x-15)-8 > 0
(125*x-108)/(14*x-15)+(-8*(14*x-15))/(14*x-15) > 0
125*x-8*(14*x-15)-108 > 0
13*x+12 > 0
(13*x+12)/(14*x-15) > 0
(13*x+12)/(14*x-15) > 0 // * (14*x-15)^2
(13*x+12)*(14*x-15) > 0
( 13*x+12 )
13*x+12 > 0 // - 12
13*x > -12 // : 13
x > -12/13
( 14*x-15 )
14*x-15 > 0 // + 15
14*x > 15 // : 14
x > 15/14
(-oo:-12/13) (-12/13:15/14) (15/14:+oo) 13*x+12 - + + 14*x-15 - - +
x in (-oo:-12/13) U (15/14:+oo)
(-oo:-12/13) U (15/14:+oo)
| 6x-4+8x=-4 | | (125*x-108)/(14*x-15) | | .25/.5=m/8 | | (4+i)-(2+3i)=0 | | 5x^2*6x^2= | | x-38=18-6x | | x+60*0+1=1 | | 9x+4(x+9)= | | 2/3•t=9 | | x+60*0+1=11 | | -2b-6+b-2= | | 2xy*x= | | x+60*0+1=61 | | 60+60*0+x=61 | | X=(2-3k)y | | 17/50=x/25 | | 0.04(y-6)+0.10y=0.12y-0.01(20) | | 9-17r=6 | | 60+x*0+1=61 | | 16o?8=56 | | (1+r)-(1+g)=9 | | 6(x-1)=3(x-5) | | 2100/6 | | 28-2x=18 | | F(2)+1=3(2)+1+2 | | D/5=-22 | | W/4=1.2 | | 3a-39ab= | | 2-i/9-7i | | 6+e/3=5 | | 5(k-2)-3(k-6)=0 | | .4/m=2/4.5 |