If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
37 = r/18 // - r/18
37-(r/18) = 0
37-1/18*r = 0 // - 37
-1/18*r = -37 // : -1/18
r = -37/(-1/18)
r = 666
r = 666
| 1/7(x9+21)=-6 | | 3=5x^2-8x | | 6(x-4)+4=-5 | | 5x+30=25 | | 2x+140=4x+16 | | 15x+30=25 | | -25-3x=10x+24 | | x=0.6y | | 115x+30=25 | | 5x+124=4x+11 | | 15x+30=5 | | 7-10x=8x+23 | | -8xz=-96 | | 1122=66h | | 4x+132=3x+27 | | 2/3x1/3=7/3 | | 52=o+23 | | 3x^7-24x^5=0 | | 59x-44.23=0 | | 26=f-39 | | 81=m+27 | | a+5/6=5/9 | | 13=u/29 | | 18-x/15=16 | | 8x+24=3x+169 | | 513=27g | | 6x+13=8x-11 | | 378=18s | | 99=b-19 | | 60x^3-24x^2-36=0 | | 60z^3-24x^2-36=0 | | 76=c+19 |