If it's not what You are looking for type in the equation solver your own equation and let us solve it.
h in (-oo:+oo)
64/16 = h/18.5 // - h/18.5
64/16-(h/18.5) = 0
64/16-0.05405405*h = 0
4-0.05405405*h = 0 // - 4
-0.05405405*h = -4 // : -0.05405405
h = -4/(-0.05405405)
h = 74.00000555
h = 74.00000555
| x+(x*.10)=1200 | | 4(8-5x)=-8x-40 | | 6(2m-1)=-5(m+8) | | 9(2(5)+3)+2=11(5-y) | | 9(7x-3)+8(6x-9)=-99 | | 12x+13x=111 | | log(x-1)-log(x2-1)=log1/3 | | -5x-35=-10 | | 14-2m=-2m+8m | | 10x+20y=21000 | | -0.15x-60=15 | | 3(x-1)=7x+5 | | 9x^2+30x+k=0 | | -12x+3.2=9x+14 | | (2y+8)-3y=6 | | -9+9(9r+9)=315 | | 6h=9x+18 | | 2cosx*sinx+1=0 | | x-5.8y=-2.8 | | 0=b+1-8 | | -3x+11=-16 | | 5x-2+3x=17+2-23 | | 4x+4+3x-1=87 | | 3/2=20/y | | 9(2k+3)+2=11(5-y) | | x-7+2=-5-8 | | 4(-5n+3)=-4-4n | | x^2-100x+2500=1250 | | -5(n-8)=-10(1-3n)-10n | | (-8r-2)+(4r-3)= | | 69-10x=102 | | 2.50/5=c/8 |