If it's not what You are looking for type in the equation solver your own equation and let us solve it.
10x-31+2x+8=3x-9
We move all terms to the left:
10x-31+2x+8-(3x-9)=0
We add all the numbers together, and all the variables
12x-(3x-9)-23=0
We get rid of parentheses
12x-3x+9-23=0
We add all the numbers together, and all the variables
9x-14=0
We move all terms containing x to the left, all other terms to the right
9x=14
x=14/9
x=1+5/9
| 10x-31+2x+8=3x-9 | | 10x-31+2x+8=3x-9 | | 4(6+4x)=0 | | 9=-16t^2+25.6t+5 | | 4(6+4x)=0 | | -25=-5+4h | | 4(6+4x)=0 | | 9=-16t^2+25.6t+5 | | 9=-16t^2+25.6t+5 | | 9=-16t^2+25.6t+5 | | 9=-16t^2+25.6t+5 | | 9=-16t^2+25.6t+5 | | 9=-16t^2+25.6t+5 | | /4x-8=9-0.6x | | 9=-16t^2+25.6t+5 | | 5-5x3=2 | | -12+2m=8 | | 21-9f=20f(f-6) | | 5r+10=2r+16 | | 21-9f=20f(f-6) | | 21-9f=20f(f-6) | | 21-9f=20f(f-6) | | -12+2m=8 | | -12+2m=8 | | 3/2(x+1/3)=-1 | | 3/2(x+1/3)=-1 | | 3/2(x+1/3)=-1 | | -12+2m=8 | | 3/2(x+1/3)=-1 | | 3/2(x+1/3)=-1 | | -12+2m=8 | | -12+2m=8 |