If it's not what You are looking for type in the equation solver your own equation and let us solve it.
200+3n=7n
We move all terms to the left:
200+3n-(7n)=0
We add all the numbers together, and all the variables
-4n+200=0
We move all terms containing n to the left, all other terms to the right
-4n=-200
n=-200/-4
n=+50
| w+3/4=1 | | n/5+46=54 | | 14=28+7x | | n5+ 46=54 | | 5x=x+135 | | 2b-6=-4 | | w=3/4=1 | | 5p+-8p=3 | | 90y=720 | | 6a-6=18 | | (3-y)(3-y)=0 | | (a+5)(a+5)=0 | | -2=n/13 | | (a+5)^2=0 | | −x−2x=2(6−6x)−(5−8x) | | 2(x+4)+4=4x-2(-5+x) | | 12.5x+1.5=3.5x | | 4(8x–4x+8)=64. | | 12.5+1.5x=3.5x | | 3x-7x-15=-4x+8-15 | | x/18=-1/18 | | m/12=-12 | | (x+7)+14=2×2x | | 15k=-270 | | 2(x+8)–4x=10x+4 | | 7x-9x+x=0 | | 7=4m-2m+13 | | (x+6)/2-5678=8 | | 4x-19=3.5x-9 | | -3p+9=30 | | -6t-4=16 | | 154=-14n |