If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X+2X+12=33
We move all terms to the left:
X+2X+12-(33)=0
We add all the numbers together, and all the variables
3X-21=0
We move all terms containing X to the left, all other terms to the right
3X=21
X=21/3
X=7
| 1/3k+80=1/2k+120 | | 3y=X-25 | | 2x-5÷(3)+1=1-x÷(2) | | 543=8c−5 | | 8(x-7)=10 | | 9x–7=-7 | | -3=x+x+x. | | 4(y-3)-11=25 | | x+1/3-x/4=1/2 | | x=5x-400 | | x+(1269-0,7x)=1900 | | 4x+12-15=2x+14-15x | | -6x+18=7-(2x-4) | | 3=3/4e-18 | | 13x+7=-20 | | 6(5+7x)=264 | | 4(x-2)=2(x-3) | | 2/29=-4/5m | | -7x+4=-6+1 | | 0.4x-0.7=2(0.11+.4) | | 4x-33=7x | | 0.4x-0.7=2(0.11+.4 | | -150=5(-4x-60 | | 0.2(10−5c)=5c−160 | | 3-1/10s=6/1/5 | | 15s+s–16s+s=13 | | 1+3b-4=16 | | q^2-14q=51 | | 5=10(x-2) | | -4-5h-4=2(10h+8) | | 2/5r=15 | | 14v–4v=10 |