If it's not what You are looking for type in the equation solver your own equation and let us solve it.
p in (-oo:+oo)
(3/5)*p = 12 // - 12
(3/5)*p-12 = 0
3/5*p-12 = 0 // + 12
3/5*p = 12 // : 3/5
p = 12/3/5
p = 20
p = 20
| 4/9*z=16 | | (-3/10)x=-9 | | 3(x+1)=4(x-7) | | -18n=-18 | | p-5=43 | | 3(x+1)=-2 | | 12-24p-4p^2=0 | | 15x=697*45 | | q-3=2(q-4) | | 4q+2=-6 | | 100x=40*262000000 | | x5/20=10 | | 7/x=(3/4)/90 | | 10r-6=2r+12 | | (3/4)x=630 | | 5r+10=3r-5 | | (2x+y^3)dx+(3xy^2+4)dy=0 | | -1=5+y | | 5abc+(-8abc)-(-3abc)= | | 74x=99*3 | | 3n=15*4 | | 38x=152*2 | | 72x=12*30 | | 2t=9*6 | | In(x+1)-in(x-1)=1 | | 3/4-1/3=2t-6 | | 50t=2500*20 | | 6n=36*4 | | -10/7*3-3=x | | 10n=35*2 | | -10/1*3-3=x | | -10/7*2-3=x |