If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
(4*b)/9-2 = 2 // - 2
(4*b)/9-2-2 = 0
4/9*b-4 = 0 // + 4
4/9*b = 4 // : 4/9
b = 4/4/9
b = 9
b = 9
| 33+7=-8 | | x^2=2315695 | | 120+2y=140 | | 12.6=-1.78y+3.7 | | y[n]=x[n-1]+2x[n-2] | | 2000=.18x+x | | 5x+y+z=90000 | | 2+4x=-6 | | ln(3x+11)=0 | | 12x+2=34 | | Y^8+2=-18 | | 8x+16x-5=6(4x+10) | | (20r-8)+4= | | 3px-3q= | | 16=x^2-10x+27 | | 15,6/1,3 | | y-2+y-5+y-1=0 | | Log(8x)=4-log(x+1) | | 3(2r+5)+2(1-x)=7+3x | | 4e-5=3 | | 12=3m+9 | | 12(1-3g)+8(g-f)= | | 0.8=tanh(x) | | x-(-3)+x-3+x-5=0 | | 4=2s+2 | | 9s+2=20 | | 4u/3=3 | | 1/6÷1/4 | | 7c-9=3c+15 | | 5+77x=14x+11 | | 4x^3+2x^2-4x-2=0 | | r/4-38=21 |