If it's not what You are looking for type in the equation solver your own equation and let us solve it.
25=12+3x+3-x
We move all terms to the left:
25-(12+3x+3-x)=0
We add all the numbers together, and all the variables
-(2x+15)+25=0
We get rid of parentheses
-2x-15+25=0
We add all the numbers together, and all the variables
-2x+10=0
We move all terms containing x to the left, all other terms to the right
-2x=-10
x=-10/-2
x=+5
| –15=5–5x | | 51=1/2(160-(360-x) | | 6×n+18=36 | | 91x=1547 | | 11a=1a=10a | | -4+5x-4x=-16 | | 12=3x=3 | | 5y-9=2y+5 | | 5a+7=3a-3 | | 4=j-11/2 | | |3x-5|-2x=2x-16 | | 4x+3=10-9 | | 7x-16=6x+2 | | ...x4=24 | | y=3×/2-2 | | b−33+33b=22 | | x=229-4x=6x-13 | | x^2+3x-6=-8 | | 0.04x+0.14(x+9000)=2520 | | 3+4d-4=15-5d-4d | | 10x+8-5x+4=12x+16 | | 2x^2=-12x-18 | | 14x+4=12x+8 | | 3x+2(2)=7x-1(2) | | 8-9x-5=5+23 | | x/4-x/7=4 | | 3y+25+2y+15+2y=180 | | 2x+20x=720+360 | | x2+x–132=0 | | 5k+3k-9k-9k+4k=7k | | x/9=(-9) | | x2+3x+1=29 |