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)
(3/4)*x-9 = 0
3/4*x-9 = 0 // + 9
3/4*x = 9 // : 3/4
x = 9/3/4
x = 12
x = 12
| -2(6y-3)-y=-3(y-4) | | 6(3n-8)+4=-188 | | 5+8=14 | | 7/8(x-3) | | 2x^2-36= | | -7(6v+5)-3=-122 | | 4m+4m/8m+12m= | | (x^2)+(3x^2)+(3x^2)-(4x^2)= | | 3x+12=-4x-23 | | Y=lnsqrt(1+x^2) | | 6(1+3r)-8r=86 | | 8x+16=16x+144 | | 5x-2x+5=x-8+13 | | sin(2x)=0.2 | | n/n-4+n=12-4n/n-4 | | 4(5x-2)=-88 | | y=7/8(x-3)-9 | | x^4+2x^3-9x-18=0 | | x=-6.2+-0.8y | | 6y+9=3y-3 | | 4(x+5)2+81=17 | | 7x+29=-30/x | | 7(1-3x)+6x=82 | | -2(-8-8r)=144 | | 3(x-1)2+2=29 | | K^2+7k=16 | | 96=6v | | 1-7b+4=-23 | | 15/ | | (5x-3)(2x+8)= | | 42=5v-8 | | Y+19=-20 |