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)
5/3-((2*b)/(-7)) = 8 // - 8
5/3-((2*b)/(-7))-8 = 0
(2/7)*b+5/3-8 = 0
2/7*b-19/3 = 0 // + 19/3
2/7*b = 19/3 // : 2/7
b = 19/3/2/7
b = 133/6
b = 133/6
| (3x+y)/c=4 | | 2/3(2x-1)+21/3=7+1/2x | | 3(6s+2)-6s=3(4s+3)-13 | | (x+2)(x-5)(x+11)=0 | | -3(1+3x)=-75 | | 5(-5x-8)=-340 | | -9.5=u/2.72 | | y=-5+4 | | x^3+5x^2+2x+10=0 | | -69(y-16)=y-(-88) | | 5(7*1+32)+8(1+1)= | | (2/9)(6) | | 1/2x1/2 | | 9=10-z^2 | | (2/9)x6 | | 1/4x1/4 | | J/2-14=-19 | | (2/9)6 | | 4.8=15.36 | | 28x+27=40x-9 | | 32/8x | | 8+2z-5=7z+5-3z | | 6x^2-33x-42=0 | | 6m+1= | | (1(2/3))/3 | | 4x-3(0)-12=0 | | 0=-4f+4f | | 43645-566= | | x-13=-47 | | -0.7x^2+42x=0 | | 5(7n+32)+8(n+1)n=425 | | (3/7)m+(1/2)=10 |