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)
(2/3)*b = 39 // - 39
(2/3)*b-39 = 0
2/3*b-39 = 0 // + 39
2/3*b = 39 // : 2/3
b = 39/2/3
b = 117/2
b = 117/2
| n/0.3=200/3 | | -4.5x+7.5y=0 | | =6p-(8q+5p) | | p+0.06p=169.6 | | .5(12)= | | n/0.3=132/3 | | 16=-1/2(p+2) | | 11x-3x-84=11x+54 | | 2x+2(3x-6)=68 | | 0=8x-170 | | A-35=86 | | n/0.3=66,2/3 | | (6rs^2)(s^3t^2)(0.5r^4t^3)= | | 5(x+6)=160 | | x+2=-10/-5 | | 10=-16t^2+20t+6 | | 0.15p-4.5=-1.5 | | 5x^2+28xy-49y^2= | | 5x+3(6x+12)=174 | | 4=.5*x+3 | | 2x-8=-3x | | 4x-2=14+3x | | S=R-rR | | a/12+18=36 | | y-(-6)=(2/3)(x-8) | | -4x^2+121=0 | | 4p^2+36p-40= | | 2x=-8x-6 | | -3x+8=6x-46 | | 3(n-7)=-39 | | -2x-2(-7x-5)=82 | | 3x+4=10+2x |