If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12=4a-2a
We move all terms to the left:
12-(4a-2a)=0
We add all the numbers together, and all the variables
-(+2a)+12=0
We get rid of parentheses
-2a+12=0
We move all terms containing a to the left, all other terms to the right
-2a=-12
a=-12/-2
a=+6
| (x+2)(x+16)=0 | | 12y+7=6 | | 3400x=3.4 | | 21/x-22/x-2+2=0 | | 0.3x+15=22 | | 161/14=23/5p | | x^2-16x=-14x+8 | | 987x÷=9.87 | | 10/7v+1+9/2=11/2 | | 5/3+2/3x=32/15+6/5x+1/5 | | (m-33)/6-(5m-25)/5=2 | | (m-33)/6-(5m-25)/6=2 | | -5.7+8p+6.5p=1.55 | | 5x+150=8x | | 7/2x+1/2x=4x+15/2+5/2x | | 42=7(z-3 | | a+7.6+5.3=11 | | -7-7n=-9-2n-6n | | 7e-4=3+ | | -13-x=x+7-8 | | 8+3s-7=9s+17-2s | | 80=x/0.64 | | 4(x+8)+7=39 | | y-11y+28y=0 | | 1.2x+6.8=3.4x-2 | | 2t^2-19.8t-14.88=0 | | (4x-15)=(7x+6) | | Y=-1/3x+10 | | 0.7x−0.2=8.3x+7.2 | | 3x-(2/3)=1/6 | | 3x-200=x+200 | | 3x+450=10-600 |