If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
10/35 = 2/x // - 2/x
10/35-(2/x) = 0
10/35-2*x^-1 = 0
-2*x^-1 = -2/7 // : -2
x^-1 = 1/7
-1 < 0
1/(x^1) = 1/7 // * x^1
1 = 1/7*x^1 // : 1/7
7 = x^1
x = 7
x = 7
| y+-7x=11 | | -10y+5y=-5y | | 50=30w-10 | | 0.75s-0.75=1.75 | | a/6=3a-51 | | 9x+14=34 | | -3/4w-12=9 | | -2s=-s+7 | | 25x^2-30xy+9y^2=36 | | -6/42 | | b/8=5b-195 | | 4x-217=x/8 | | -p+24=16 | | 4+4x=6x-8+3x-12 | | -3/8y=11 | | 4(x+2)=316 | | 13/3=26/x | | 2/3•15 | | 25[1-x]=-8x-9 | | 17+4.50x=12+5.75x | | -7/2(y-10)-1/4y= | | X^2+2y=29 | | 52+104+x=208 | | 12z+24=48 | | 1/3-3/8y=11 | | 29-3m=4m+14 | | 4[2g-3]=5[g-2] | | 3x+y=2.70 | | 4x=6+18 | | 9x-12*16=754 | | 4[3-6a]=36 | | 66=5x+4x+3 |