If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21x=220
We move all terms to the left:
21x-(220)=0
We move all terms containing x to the left, all other terms to the right
21x=220
x=220/21
x=10+10/21
| 2i+2=4i-10 | | 6y+11=3+5 | | 2.079=19900x.05 | | 6x+5x-9=-109 | | 4(3-1)+8=19-3(3+4)+6x | | -r-4/3=4 | | 2(x+9)=8(x-3)+2 | | .25k=3(−.25k3) | | -15=-2c+7c | | 4(x-1)+8=19-3(x+4)+6x | | 5(10+w)=25 | | -3x+4+8x=79 | | 9e=+4=-5e+14+13e | | F(10.5)=3x | | 5+k/5=-3 | | 10x-205=2x-13 | | 16=11-s/2 | | -21=-7(9+w) | | 0,10x+210=230 | | 3(x–7)=6x | | -x1=4 | | 1.2s=4.8 | | 9=+4=-5e+14+13e | | -1x1=4 | | (3/4•12a)+(3/4•8)=31.2 | | x³+8x²+21x+18=0 | | z+145=5.4 | | 12=4a+7-3 | | -5x-14=-2x-32 | | 3(4x-5)=-27 | | X2+y2-121=0 | | 6q–6=4q+6 |