If it's not what You are looking for type in the equation solver your own equation and let us solve it.
72=-129-(3x)
We move all terms to the left:
72-(-129-(3x))=0
We add all the numbers together, and all the variables
-(-3x-129)+72=0
We get rid of parentheses
3x+129+72=0
We add all the numbers together, and all the variables
3x+201=0
We move all terms containing x to the left, all other terms to the right
3x=-201
x=-201/3
x=-67
| 5-7x=5x^2-4x+6 | | 9(5+4z)=24 | | 6m=150 | | 15x-6(-2+6)=13 | | 4c=1.3 | | 5x-30=2x+180 | | 3r^2=5-r | | 2p-14+2p=50 | | b/3=99 | | -b-9=-3+8+b | | 5/6x+2=3/8 | | 8-a=3+2(a-5) | | 2.3=5.5y | | ((x-1)x)/2+x=1485 | | 8a=32.8 | | -5x+5=7x-15 | | 32=-3(4d+7) | | 2.3y=82.5 | | 72=82-y | | 4w^2+3w=46 | | 7x+2=3x−7 | | 4(-1)+4y=24 | | 14+3y=12 | | 1.8x=-5.94 | | a/4=52 | | a/9+2=4 | | 3=a+(a-2) | | x/1.5+3.4=1.3 | | 1/x+1+5=8 | | 8w-1=3(w+1)+1 | | 30+3y=6 | | 5s-9-8s=25 |