If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2(b-13)=12
We move all terms to the left:
2(b-13)-(12)=0
We multiply parentheses
2b-26-12=0
We add all the numbers together, and all the variables
2b-38=0
We move all terms containing b to the left, all other terms to the right
2b=38
b=38/2
b=19
| 4x+33=-55 | | x+(x-10)+(13+(x-10))+(2*(x-10))=88 | | 10(x+4)=-5(x+12) | | 180-x=4x+6 | | x+81=206 | | 5=2k-4 | | 225x^2-150x+1=0 | | m+2m+6=(-12)+2m | | 25=8y | | 3/2=1.5/o | | -1/9n=28 | | 11x+2=-53 | | 8x-(2-3×)=18 | | 2/5c+1/3=1 | | 125m-75m+48500=50250-200m | | (a)/(-3)=9 | | 7XpX(-3)=252 | | 9(x-4)=-3(x-8) | | -28=-5m-13 | | x+(x+25)+2*(25+x)=275 | | n+-13=20 | | 5.7g+4=3.7g+14 | | -8(y+4)=-80 | | n+-15=15 | | 30+4x+50=5 | | 10^x+10^x=8 | | 2.3n-13.8=9.2 | | 2.5n+4=-11 | | 8x+14=x+70 | | -17m-17=-16m | | 0.5(x+6.5)=5 | | 1/2x+6=2/3(x+6) |