If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12p+31=3p+40
We move all terms to the left:
12p+31-(3p+40)=0
We get rid of parentheses
12p-3p-40+31=0
We add all the numbers together, and all the variables
9p-9=0
We move all terms containing p to the left, all other terms to the right
9p=9
p=9/9
p=1
| s-8=-12 | | 〖5x〗^2=375 | | 4w-3=9w-18 | | f(-2)=23 | | -9-8u=-2u+9 | | x^2+8*x-26=0 | | 8-a+14a=11+2a+11a-3 | | 4p-22=6p-50 | | 8+n=-40 | | Y=600-2x | | (5x+7-3x2)-(2x2+2-2x)= | | 2+3z=-2z+6z-5 | | $7y-9=3y+27$ | | 65=5z-5 | | (18x+1)+(24x-17)+(15x+10)=180 | | 66(-2-1)=(13g+2) | | 38=y/2+10 | | 3x-19=6x-154 | | 110=11(h+5) | | (18x+1)+(24x–17)+(15x+10)=180 | | 3x2−14x+6=0 | | 31x-20x+9x+3x=46 | | 420=x+(22*x)/100 | | 5(1+z)=−9z+ | | 5x–6=–16 | | 420=x+22*x/100 | | -8=c-70 | | (22*x)/100=420 | | 1) 4a+7=39 | | 4x+18+3x-8=38 | | 34x-2=8 | | 9v-4=8+7v |