If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12x-3=3x+15
We move all terms to the left:
12x-3-(3x+15)=0
We get rid of parentheses
12x-3x-15-3=0
We add all the numbers together, and all the variables
9x-18=0
We move all terms containing x to the left, all other terms to the right
9x=18
x=18/9
x=2
| 5n-5=n | | 3(w–6)+21=18 | | 22+6p=58 | | 3v=198 | | 2x-(3-4x)=5-2x | | -36x^2+84x-240=0 | | m+12/6=6 | | u/2+14=17 | | 5x+10+58°=11x+2 | | 7x+2-4x=8 | | 8(r+4)=72 | | |2x+7|=|5x-12| | | 5x+3x-x=49 | | 4-x=32 | | 3r-21=3 | | 15=a/4+13 | | 3h-16=2 | | 5x-4=3.5+6 | | x^2+48x+76=0 | | 100=-4t^2+64t+144 | | (3x-14)+9x-90=180 | | 3x+2=4.5 | | -8+x=53 | | 78=2g+24 | | x/3+36=180 | | 3(5x+5)+4=4x | | 4/f=9 | | -13y=33 | | 2x−(3−4x)=5−2x | | 3x-19.8=17 | | 5x(x+2)=38+x | | 7.6x2.3=17.48 |