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)
b/2-4 = -7 // + 7
b/2-4+7 = 0
1/2*b+3 = 0 // - 3
1/2*b = -3 // : 1/2
b = -3/1/2
b = -6
b = -6
| 180-13x=180-17x | | 1.9x=1.8x+2.16 | | -8(0.1x+0.4)-1.2=-0.4 | | 4x-7=-83 | | -8+3x=-24+13x | | 42x^2+13x-40= | | 6+25-12+4= | | 42x^3y^2z=28xy^3 | | c+8=16 | | 26-5x=6-10x | | 8x+4i=-40-(20y)i | | x(x+5)+2(x+5)=0 | | 4x+7=-35-3x | | 10-1/2u | | -3y-5x=-11 | | 3m+2=62 | | z+(-71)=-98 | | 9x^2+33x-12= | | -3x-5-1=y | | 411=8x+251 | | 3y=-3x-3 | | z/100=0.07 | | 3x^2-11x-14= | | 4*x^(1/2)*(2/x) | | -4y(-82)= | | y=8x+251 | | 4x-5+2=y | | 0=16t^2+2304 | | x-10+2x-10+2x=180 | | -10(-3k)= | | 2j-5=-83 | | 6n-6=-240 |