If it's not what You are looking for type in the equation solver your own equation and let us solve it.
13=m+8m
We move all terms to the left:
13-(m+8m)=0
We add all the numbers together, and all the variables
-(+9m)+13=0
We get rid of parentheses
-9m+13=0
We move all terms containing m to the left, all other terms to the right
-9m=-13
m=-13/-9
m=1+4/9
| 13/4=x/3 | | e-2=15 | | 3^(6+8x)=3(6x+1) | | 14(7x−2)+3x=9 | | n−11÷2=4 | | 103-x+2x(180-(6x-x))=180 | | 2/9*x+3/4=1/6*x-5/3 | | −7x+10+8x=34 | | n−11÷2 = 4 | | 3c=6c+18 | | 11y-5=7y+19 | | 9(2=5m) | | 3x2-2x-5=0 | | n-4/2=2 | | 6(3y+5)=49 | | .4=-0.85(c+3) | | -7(x+6)+2x=38 | | 30=x11 | | 18=19d-20 | | x35=245 | | Y=-3x+47 | | -v/5+5v=-6 | | 11q-18=-1-7+13q | | -13x-17=-82 | | 103-x+2x+6x-7-180=180 | | d+8=7 | | -8x+4+9x=24 | | -4=(m/3)-7 | | x2-2x-12=7x-12 | | 185=3-x | | -30=x/5 | | -2(x4)=4 |