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)
((-1/1)/2)*h = 4 // - 4
((-1/1)/2)*h-4 = 0
(-1/2)*h-4 = 0
-1/2*h-4 = 0 // + 4
-1/2*h = 4 // : -1/2
h = 4/(-1/2)
h = -8
h = -8
| 3/4(2x+20)=27 | | 5y+6y-5y=0 | | 7a+6a-9=30 | | 7/8x-1=15/16x+4 | | 8n=27-n | | 99/-3 | | xxx+xx+x=3 | | (X+1)(X+3)=6X+11 | | -10-8=-8(6p-5)+10(2+4p) | | -3v-2=13 | | 60-15/3x2+4 | | 13*-7= | | K=32yx | | 4=24-7y | | 3-9n=10-10n | | (4x)+2y=280 | | 2-4t/6+7t | | 3(2x-3)-15=180 | | -4.5w+6.2=-1.1w+2.8 | | 2-4t/6+7t=y | | 2y^2+8y-64=0 | | 2(b-11)+2(5-12b)=10b-11b | | 55=5x-20 | | -3/4*-9/16 | | W=A/9 | | x=-b/2a*2/6 | | 18x^2=-18x-4 | | 2x-12+x=4+3x-16 | | -7=3(x-5)-c | | -3r+17=18 | | (2-4t)/(6+7t)=y | | 42.95x+.25x=70.45 |