If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
6*d+1 = 19 // - 19
6*d-19+1 = 0
6*d-18 = 0 // + 18
6*d = 18 // : 6
d = 18/6
d = 3
d = 3
| 5d+10=65 | | 6b+5=41 | | 3m+4=34 | | 6+7b=-8 | | 7w+5=61 | | 6d-4=62 | | 2g+h=4j | | 5-3m=35 | | 7n+10=-46 | | -6n+4=16 | | -3n+8=17 | | 2a+1=17 | | -9+7k=47 | | 4t+4=-44 | | -7d+8=-20 | | -4b+9=21 | | b+2=-1 | | m-6=-12 | | 1+k=5 | | -6d=0 | | t+3=-1 | | -2+t=8 | | -3k=-6 | | m/-4=5 | | t-3=-10 | | 4x(x-5)=11x-6 | | -3=t+5 | | 5=t+6 | | a+9=6 | | 8+d=4 | | -4=k-5 | | t-5=-9 |