If it's not what You are looking for type in the equation solver your own equation and let us solve it.
990=b+612
We move all terms to the left:
990-(b+612)=0
We get rid of parentheses
-b-612+990=0
We add all the numbers together, and all the variables
-1b+378=0
We move all terms containing b to the left, all other terms to the right
-b=-378
b=-378/-1
b=+378
| 15d+-19d-(-15)=-9 | | 16=8+8x | | s+481=922 | | -5x-3=-43 | | 4=h7 | | -6+4x=-6 | | -4⁄3x+30=-3x+45 | | 7w-6w-(-15)=-1 | | h=22+60 | | 250=1/x | | f=60+15 | | v=66+9 | | -12h+7h=15 | | (3x^2)+27=0 | | 5(8-4x)+3=x+43-21x | | b+45=87 | | 17u+-7u+-19=1 | | 120-w=170 | | -4/3x+30=-3x+45 | | 2(y+-2)-6=10 | | 8x-3-11-6x=2 | | 16-2(3x+1)=(4x+1) | | 8x+5=10x+3-2x | | -11p-6p-(-7)=-10 | | 0x+2=2x-9 | | -2x+2=2x-9 | | 1/x+2=5/x^2-4 | | 5z-3+6z=-21 | | -(3z+4)=6z-3(3z=+2) | | w+15=-w-15 | | 82x=812 | | 4(m-14)=12 |