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)
3/4-((1/2)*b) = 0
(-1/2)*b+3/4 = 0
3/4-1/2*b = 0 // - 3/4
-1/2*b = -3/4 // : -1/2
b = -3/4/(-1/2)
b = 3/2
b = 3/2
| 2x+4y=25 | | x^2-11x=-8x-2 | | 5-3x+21=(4-2x)8 | | 75+25=40x | | x+5-2=x+1+2 | | x^2-7x+18=6 | | -4x+3x=21 | | -15=3w-7-7w | | 4x-24+2=6x-8 | | 4x-14=6x | | 6x+4y=9 | | 8x+112=20 | | =2x^2-2x+5 | | 3y-6x=-21 | | 7(n+9)= | | 0=c-2c+99 | | 5-3(x-7)=2(2-x)8 | | 1/3x^2-1/6x+5/6 | | 2(3-4n)+2n=54 | | 3x+55=8 | | 3*-10-7*-10+35=15-2*-10 | | 4x^2-29x+37=-5x+10 | | x-1.8x=32 | | 2c-5= | | 4p+9+p-x+35x=-7 | | 9y^2-1= | | 33t-15= | | y/3.5+15=17 | | -18=18 | | (-n/7)=-50 | | -0.389y-0.974=6.789 | | (-n/9)=4 |