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)
-30 = b/15-37 // - b/15-37
37-(b/15)-30 = 0
7-1/15*b = 0 // - 7
-1/15*b = -7 // : -1/15
b = -7/(-1/15)
b = 105
b = 105
| 13+w-9=97 | | 3X-19Y=-13 | | -4.9t+24.5t+8.6=0 | | 1(10-4x)=10 | | 3n+4n=7 | | -((10x)/6x-7)+4=((7)/6x-7) | | (-8)+(-8)= | | 25+35h=40h | | 238=79z-43 | | Y-3(y-5)=15 | | (a/3)-4=6 | | U+3=6*6 | | (1)ln+ln(x+3)=ln(4) | | 7/9x4/63 | | x/3-3=11 | | 7/12x10/3 | | 4. 7/12x10/3 | | (-5)-5(-4)=x | | (6-x)(2+10.2)=50/5 | | 6x^2-6x-10=0 | | 5m+9=2m | | 5(3x-4)=22 | | 29=b/-4+15 | | z-48=-26 | | 1.333u-6=2.333u+8 | | 2x-5=-33+6x | | -10a^3/15a^2 | | (5x-4)/3=12 | | 7x-5+3x=15 | | 5x^2+3=83 | | 10w+11-3w-8= | | 8x+4(4x+19)= |