If it's not what You are looking for type in the equation solver your own equation and let us solve it.
612x-413=99
We move all terms to the left:
612x-413-(99)=0
We add all the numbers together, and all the variables
612x-512=0
We move all terms containing x to the left, all other terms to the right
612x=512
x=512/612
x=128/153
| x2+4x-11=10 | | 14y=16+6y | | 5-3x-27+5=2x-2 | | -3n-4n=14 | | 8x+413=612 | | 413=111111x | | 4(7y-8)=2y+436 | | 413-11x=8 | | 15=-2b+6-3 | | 413=8x | | 4(-y+4)=12 | | 9=x-55 | | 2(2x-6)=4(x-3 | | x^2=9999 | | (3x+12)+(8x-78)=180 | | n2+(n+4)-160=8000 | | 9x-3=37 | | 4|x+7|+3=59 | | 4(m-30)=6(2m+6) | | 5h+4=7h=8 | | (x+2)^2=12 | | 6t-13=-2t+11 | | -1=-1-3n-6n | | 9x2-12=5x-12 | | 2+5(y-4)=8y-3(y-10) | | =2+2w950 | | 8a-3=12 | | (2x-1)3(x-5)=-2(2x+1) | | -1/4a−4=4 | | -5m-8(1+7m=-8 | | h/0,3=19 | | x/10+6=-3 |