If it's not what You are looking for type in the equation solver your own equation and let us solve it.
39=6r-9
We move all terms to the left:
39-(6r-9)=0
We get rid of parentheses
-6r+9+39=0
We add all the numbers together, and all the variables
-6r+48=0
We move all terms containing r to the left, all other terms to the right
-6r=-48
r=-48/-6
r=+8
| 76+4x=100 | | 0=6+x/7 | | -7(5x-9)=2(-4x+6) | | 1/2(8x-6)=-5x+3 | | 2x-x=+4-1 | | 5/7m-1/7=1/70 | | 9^-9x=15 | | 9x+0.9=9.9 | | 1/2=2x+1 | | 1/2=2x=1 | | 3x+7x=6+24 | | 7-5a=14-4a | | 12x-9/3+4=3x+12 | | 4(u+9)=8u-4 | | 15y+36=111 | | | | 1+5n=16+2n | | 3(h-6)=-1/2(24-6h) | | 8.05-1.7k=14.4k | | 4x+0.6=28.6 | | 11-8r=13 | | 96=35+w | | 144=-8d+8 | | 29=-2d+7 | | 10(5-n)-1=294 | | 90+3x-2=180 | | 55=7r-8 | | 92=4x+4x-3 | | 3-4r=33 | | 7c-12=2c+23 | | 483/x=x+2 | | a-5=-25 |