If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
0.1*x-(1500*((100000-x)/100000)) = 0
(-3/200)*(100000-x)+0.1*x = 0
0.1*x-3/200*(100000-x) = 0
0.1*x-3/200*(100000-x) = 0
0.115*x-1500 = 0
0.115*x-1500 = 0
0.115*x-1500 = 0 // + 1500
0.115*x = 1500 // : 0.115
x = 1500/0.115
x = 13043.47826087
x = 13043.47826087
| 4x^2*3y=0 | | 17x-29y=2 | | -8+3(1-7y)=-16 | | -3/2=6/7u-5/3 | | A+14= | | 3x*3y=0 | | 4a=17 | | 4(5+8s)=18 | | 5(4-7v)=-17 | | 4=8v-6v | | 2(x+5)+x+x+5=99 | | 6v+3v=54 | | 16+6r=2(4r-7) | | 20x+48+5x=100+10x | | -9a-5a=20 | | 56=8x+x | | x-y=14(y) | | -16=2(3x-9) | | 5c=1.3 | | 11u=3 | | 729=(9m)^3/2 | | 6x(5-32)=-69x | | -18=9n+5n | | 10=v/5-12 | | 35x=10x+300 | | .5y=16 | | 2x+4+12x=120 | | (b-2ya^2)(3b-3ya^2)= | | -6(1+9z)=29 | | 12x+128y(15)=420 | | 13x+40y=1 | | 7c-6+8c=32 |