If it's not what You are looking for type in the equation solver your own equation and let us solve it.
13a=120.2
We move all terms to the left:
13a-(120.2)=0
We add all the numbers together, and all the variables
13a-120.2=0
We move all terms containing a to the left, all other terms to the right
13a=120.2
a=120.2/13
a=9+2.6666666666667/10.833333333333
| 6(y+8)=-8y+34 | | -4x-46=6(x-1) | | 60+60(x9+-12)=180 | | 117-v=225 | | 12=202-y | | 16s^2-37s=0 | | 3q^2-26q-9=0 | | 4d^2-44d+121=0 | | 7w^2-7=0 | | 41n^2-17n=0 | | 5x^2-42x=0 | | 5y^2-29y=0 | | 24n^2-13n=0 | | -9(w+2)=2w+37 | | 5u-34=-6(u+2) | | 714x-34=11x+29 | | 86.5=2y+2(2y-40.75) | | 4+.5x-8=12 | | 4+1/2x-8=12 | | 10^(-6x)=40 | | 18=v/5+8 | | 3x=5x-96 | | 3b+8+2b=-2 | | x-3-6x=-23 | | -192=-5(-5x=5)+6x | | -3(7x-1)=144 | | -(-4+5)+6x=-85 | | (x+3)+(x-6)=80 | | x+57+90=190 | | 45+6x=89 | | 4.5(s+3)=45 | | -48=4(-2x-6 |