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/3 = -8.3-4.6 // + -8.3-4.6
4.6-b/3+8.3 = 0
12.9-1/3*b = 0 // - 12.9
-1/3*b = -12.9 // : -1/3
b = -12.9/(-1/3)
b = 38.70000039
b = 38.70000039
| x+y=-97 | | 10.5x+7(8000-x)=735 | | 3x(750-2x)=1750 | | 12=2/g-8 | | 40x=15000-25x | | F(x)=1.5x^2+9x+12 | | 40x=15000+25x | | 14-0.04x=5.2c | | 29-2j=3 | | 3v-4=-1 | | (4x)^1/2=4(x)^1/2 | | 3x+8=33.2x | | 2X-(X^(1/2))-6=0 | | 2X-(X^1/2)-6=0 | | 2X-(X^5)-6=0 | | (2*x)-(x^2)-6=0 | | 4=16-3f | | 5.5/3.3=5/3 | | 4+r=2r-2x | | 28x-y=180 | | 16=2(x-3) | | f(x)=8x^2-2x+1 | | X+(2x-17)+90+59=360 | | (2x+1)(-3)= | | 10+3y=2y | | 28X+y=180 | | 1/4(8k-4)=1/3(12/6k) | | 1(x+-3)= | | 7x-5y=-135 | | 5-3d=2d | | -1(x+3)= | | -6v-29=-9v-5(v+1) |