If it's not what You are looking for type in the equation solver your own equation and let us solve it.
=0.4P-6=12
We move all terms to the left:
-(0.4P-6)=0
We get rid of parentheses
-0.4P+6=0
We move all terms containing P to the left, all other terms to the right
-0.4P=-6
P=-6/-0.4
P=+15
| a/15=3/5 | | p/5=9/3 | | 3-x.4=8-21 | | 2x-3x=12+10 | | x-(x-10)=54 | | (3x+7)+(8x-24)=180 | | n(20)=16 | | 4/5(4-3x)+53/40=3/10x-7/8(2x-3) | | 2^50=10^a | | 26x=6x+5-3x | | 2^70=10^a | | ?x3=31 | | 5x+28=63 | | 6y+5-4y=-9 | | 5+7m=6+6m-9 | | -2t=-3-t | | 180(n–2)=720 | | 3x^-3x-2^=72 | | 2-6s=8-4s-s | | 4y-y=10+9-4 | | 3/4x+4=113/24-2/3x | | -8-2q=10+q | | .3x+18+5x=180 | | (2x+10)+x+(4x-10)=180 | | 3m–8=31 | | 2x+6x+16=48 | | 2x+10+x+4x-10=180 | | -2d=-6+9 | | 4(6-x)+2x=x-3 | | z^-4-7z^-2-18=0 | | -9b+6b+8=-6b-4 | | -9+3f=7f+3 |