If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
4 = 4-(a/9) // - 4-(a/9)
a/9-4+4 = 0
1/9*a = 0 // : 1/9
a = 0
a = 0
| 1.4+0.4x=2.533+1.666x+0.666 | | 9x+45=60 | | 10x-3(2x+8)= | | 2b-9=1.5(b+2) | | 15-6n=6 | | 2x+30=350 | | 167/-22-22r/-22 | | 75+25x=60 | | 7x^2+23x+8=2 | | 7p+14=0 | | 2/7x-9=-7 | | 75+25x=180 | | 6+2w= | | x/2-3(x+5)/5=6 | | 0=-x^3-x^2+30x | | 5/(x-5)=-7 | | (4x+17)=(6x-5) | | 4x^3/12x^-2 | | 9w^2+7w-22=0 | | 5/6-8=2 | | T=s-0.4 | | y-10=-1(x-2) | | 34.5/6 | | X(120-30x-16x+4x^2)=0 | | 150(3.50x+225)=2000 | | T=-0.4 | | 7x-54+180-8x+180-8x=180 | | 3/7(x+2)+2(3x+2)/3=-2 | | 5y-5y=5.1 | | 2-.75p=-72 | | 5a-2a+3a-5-4= | | 0.8+2y=7y-0.2 |