If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(x+3)+2(x+3=3
We move all terms to the left:
(x+3)+2(x+3-(3)=0
We get rid of parentheses
x+2(x+3-3+3=0
| 10a+17=3a+52 | | 40+2y=-20 | | x+0,146=-0,583 | | 4(x+1)=2(x+3)−8 | | 4=56-2x | | w-24=33w= | | (v+5)(-6v+1)=0 | | H(3)=-5x+3 | | 25=-8l+9(l+3) | | 6w-4w-w+3w=20 | | -2y+4=3 | | 2p+44=-9p | | 6x-8x=114 | | 5-d/15=11 | | 16+4x=44 | | H(-8)=-2x+4 | | 19w-2w-8w-5w=12 | | 3x^-2x-9=0 | | 306+x+(3x-6)=540 | | 30+g=42g= | | 1+w/3=1 | | 2x+88=4x-48 | | (-5p+8)(3p+2)=0 | | 90-3y+6y+10+2y+15=180 | | x2-19x-39=0 | | 2x−–2x=–16 | | 18+c=36c= | | 20s-11s+s=10 | | x+0,25=1,25 | | 8p-3=2p+39 | | -b+8/4=-5 | | (1/2)y-3=8 |