If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x=+621
We move all terms to the left:
3x-(+621)=0
We add all the numbers together, and all the variables
3x-621=0
We move all terms containing x to the left, all other terms to the right
3x=621
x=621/3
x=207
| -22=6-4u | | (15x+5)+7x=65 | | 121=(x-1) | | p+9+p-25+80=180 | | 5(v-7)=-50 | | 22x+4=37x-1 | | 3(x-4)=8x+18 | | -8=2/y-1 | | 3b+4b+33=180 | | -8=y/2-1 | | 2.6x=19.24 | | -8=y/2-1. | | x/4=20/x | | 5(2x+3)=4x+35 | | 2.4n+6=1.2n+12 | | 6x+-74=3x+16 | | 4.5n-2=2n+8 | | | | 3(3x+2)-6x-2= | | 1.6x=14.72 | | 3n+(-2)=14 | | 3m+1/8=2 | | ⅛+c=4/5 | | 2x−0.3=1.7 | | 2(7x+15)=-6+18x | | 2d+5=32 | | 7x+15=-6+18x | | x(.4)=480 | | 3^{^{2y}-2}=81^{2y+1} | | 6x2-18=32 | | 44x+2=50x+-16 | | 8-2x=20-6x |