If it's not what You are looking for type in the equation solver your own equation and let us solve it.
30-6=2a
We move all terms to the left:
30-6-(2a)=0
We add all the numbers together, and all the variables
-2a+24=0
We move all terms containing a to the left, all other terms to the right
-2a=-24
a=-24/-2
a=+12
| 16^2x=(1/4)^3x+3 | | x-4=x-5+1= | | 30=2a-6 | | 5(3x+1)=4-7x | | 3(4x-2)+15=6x-3 | | 45=-9(w+3) | | 12=-3/2k | | 8-2n=-7(6-7n)-1 | | 3(3x-4)-9=33 | | (7x+2)=2(46-x) | | 3-8v=-45 | | -58=6x=42=x | | -0.6x+1.23=-0.8x+9.23 | | 49t=4 | | 50=3u+17 | | 12(x−48)=11+4x | | 63-6u=3u | | x/3x/4=60 | | 1+4x=5x | | x/x/4=15 | | -0.9x+9.49=-0.4+3.99 | | 0.2x+1.6=x−0.8(x−2) | | -14=-4y+2(y-4) | | 6+2x=4(-x+3)-42 | | (4x+12)=4 | | x=12-0.5x | | 8v+2(v+4)=28 | | 7•n=14 | | 32-y=3y | | 1+5(=77-s) | | 2w-6=-14 | | 294=241-x |