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)
15-b/4 = 29 // - 29
15-b/4-29 = 0
-1/4*b-14 = 0 // + 14
-1/4*b = 14 // : -1/4
b = 14/(-1/4)
b = -56
b = -56
| -t/5-3=17 | | 49=2x^2/0.4 | | 12-20/4+3x15-12/9=8 | | 4+5n=25 | | 7x+5y=410 | | 2(1.2x-3)=4x-2.6 | | 5+a^2=0 | | 8h+7=-133 | | 5x/7=-5/7 | | 2x+7+3x+1=0 | | 2x+3y=210 | | -7+1/2=-1 | | X^6+16*X^3+64=0 | | 7x+4(x+5)=0 | | 7x-3.5=22 | | x^2-23x-47=0 | | (5x-8)(x+7)=0 | | 2x^3+4x^2+3x+1=0 | | sec(x)2+2tan(x)=10 | | 2x-5=-5+2x | | x+8/5x=78 | | 2x-4=6+7x | | 5(x-9)=5x+45 | | 8m-14=2n+4 | | 7.92*10.21=808.632 | | (X^2+X-30)(9X-18)=0 | | 4=7-2x | | 4=7+2x | | (3x+8)-(9x-6)= | | (5-x)(9+x)=49 | | 1500=100x+300 | | 2y-4=y+18 |