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)
15.8/x = 7/10 // - 7/10
15.8/x-(7/10) = 0
15.8/x-7/10 = 0
15.8*x^-1 = 7/10 // : 15.8
x^-1 = 0.0443038
-1 < 0
1/(x^1) = 0.0443038 // * x^1
1 = 0.0443038*x^1 // : 0.0443038
22.57142728 = x^1
x = 22.57142728
x = 22.57142728
| .5(x+.5)=.34(x+.12)+.23 | | 32964x=234.9 | | 5y+3-2y=0 | | 180=100+(2x+3)+51 | | 8ab+4ab-6ab+8d= | | 4x+48=4x+48 | | b+2=2b-1 | | x+(x+34)=168 | | r+11+8r=19 | | 98.6-x/1.4 | | 9(n+2)+2=8n | | 3(m+8)-11=7 | | e+2f+3g+4h= | | ln(.08)=2/x | | 180=100+(2x-3)+51 | | -6x+3+13x=6x-3 | | 2-(3+4h)=4(-2h+1) | | 0.5x-5=19 | | 6r+15-2r=-13 | | -(3+4h)=4(-2h+1) | | 14.55-2.25=x | | 14-5x=49 | | 4+-3f+H+R+V+B=201 | | 29/5=5v-1/2-4v | | 3-t/5=-12 | | 140=2(44)+2w | | 79x=237 | | 0.5a=b | | -5(x+8)+12=34 | | 6-5x=5x+6 | | (w-5)/-4=-8 | | 37=x+2x |