If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6+a=-12
We move all terms to the left:
6+a-(-12)=0
We add all the numbers together, and all the variables
a+18=0
We move all terms containing a to the left, all other terms to the right
a=-18
| 4z=8z-56 | | 41x-17=24 | | n-11=-22 | | 36=t+12 | | 3x+30+2x=50 | | 6x+14x-21=0 | | 6y-9=3y-36 | | a-11=-19 | | -36=j+13j. | | -5=n-1 | | 16x-48=8x-144 | | -4.1=2.3+u/4 | | p1/3=3/4 | | 3+v=2; | | X-15=-2x | | 1x-0.2+4=6x-0.2+5 | | 18z-14=14z+46 | | 1x-0.24=6x-0.2+5 | | 8(2-(x+2(x-3))+1)=3-(8-3x) | | 2x-1(x-(3x-(7x+8)))=5x-2 | | F(n)=2n;n=-2 | | 8w+16=2w+22 | | -3x+5x+10=18-7x+ | | 04x-4=12 | | 8y-48=3y+52 | | 7(b+2.5b)=30 | | 04x-4=20 | | 2v=3v-23 | | 3/(7x+2)=5/(x+9) | | 7=1.2·1.15x | | -(2x+6)=10 | | -(3x-5)=14 |