If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-204=12p
We move all terms to the left:
-204-(12p)=0
We move all terms containing p to the left, all other terms to the right
-12p=204
p=204/-12
p=-17
| -17=-3+2x | | (4)+(4x-2)=6x-2 | | -4(5x-3)=-18x+5-2x | | 6x+8x-60=80-6x | | 9x^2+4x-4=0 | | 2r−7=r+15 | | 6x-7=-6x+3 | | -187=11n | | 4(x+7)=-6x-2 | | 4(u+3)=7u-18 | | 6x+8x-60=100-6x | | 11=1-h/2 | | (x+19)+(2x+27)=13 | | -3x1=1 | | 0.125x4+2.5x2=3 | | 4.58x+9.16=18.32 | | 4a+5=2=3.25a | | r-7-r=2r+8+3-14 | | 8(-x-2)+5=-4(2x+7) | | 7(4w+9)/2=-4 | | 4x+8=164x+8=16 | | d=32+0.69/1 | | -4+-3x=7x+-6 | | 8x-11=7x+10 | | 16=8-4z | | 33y=9 | | 2(X-5)=-2x+19 | | (x^2)/(x^2+10)=0 | | 18q-12=12q+6 | | 0,07-31/9x=0,26-x | | -6w-6=0 | | 5x4x+8=7.2+5x4 |