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)
x+(17/100)*x = 19.89 // - 19.89
x+(17/100)*x-19.89 = 0
117/100*x-19.89 = 0 // + 19.89
117/100*x = 19.89 // : 117/100
x = 19.89/117/100
x = 17
x = 17
| 3(10x+100)=600 | | 6*(x-8)=7*(x-3) | | -5=-9q | | -(.5-6x)=4(5x+3) | | -t/5-9=12 | | x/4+2x/3=-10 | | 5n*50=200-n | | -4/5x=-14 | | h=16t^2+.3125t | | (x+2/2x-6)=(3/4) | | 4a=1200 | | m-8=-25 | | 3/7*11-11=-4/7*11 | | -2[6-r]=4 | | 4a+5=2a+23 | | 5x-40=2(5x-10) | | -5=9q | | A+a+2a+2a=180 | | 1/2(4m+5)=-6 | | 13y*y-8=9y*y+1 | | 2(x+3)+(2x+4)=24 | | -8-3x=-13 | | 5(6x-6)-8x=-2-5(8-4x) | | 6*x-8=7*x-3*1/2 | | -3(5-2n)=45 | | x-7=-7+x | | 27/a=9/14 | | (2x+3x+1x)*50=2100 | | 2(12+14)+3(16+18)=x | | 47(x-188)=94 | | n+14=-67 | | 2x+36+2x+36+3x-5+3x-5=360 |