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)
18/10.8 = h/7.8 // - h/7.8
18/10.8-(h/7.8) = 0
18/10.8-0.12820513*h = 0
1.66666667-0.12820513*h = 0 // - 1.66666667
-0.12820513*h = -1.66666667 // : -0.12820513
h = -1.66666667/(-0.12820513)
h = 12.99999984
h = 12.99999984
| 12x-149=3x-5 | | x^2+1x-145=0 | | 2x+2y=165 | | Y-6=1/2(X-5) | | k^2-9k+16=-4 | | -3q^2(-2q^2+8)= | | 70=3x+2 | | 2z=-91 | | 15x+8y=192 | | u/781=70/71 | | 2/3-6=14 | | x^2+540x-2=0 | | 3b+5=4b | | 2/3x-^=14 | | 6x-12=100 | | 6×x=12/18 | | -1y=4y | | 54/y=72/844 | | x-150=20x+60 | | -73-4x=13-10x | | -10-22=7c+4c | | 1/j=167/835 | | x^2/3-5=7 | | 12x-36=12 | | 45-2x=11 | | 4timesn= | | x-1/6x=575 | | 2(4x-12)+2(3x+4)=180 | | 1p+1.22p= | | 1/h=132/660 | | 6x+10=-36 | | tgx=60 |