If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-3+9a+13-5a=22
We move all terms to the left:
-3+9a+13-5a-(22)=0
We add all the numbers together, and all the variables
4a-12=0
We move all terms containing a to the left, all other terms to the right
4a=12
a=12/4
a=3
| 10-2x-10=4 | | b-583=-437 | | 991=h+6 | | p+118=201 | | q/37=13 | | s-78=577 | | 15=d/14 | | 24g=336 | | 3x^2-30x+80=0 | | 12600÷3/4=x | | -3r=933 | | 29s=290 | | 14=g-43 | | -3a+5=12-10a | | -558=g+432 | | -3a+5=12-10а | | 3x-3=11x+59 | | x+4=48-2x | | 453+364/d=1000 | | x-884=37000 | | 2x=4^4x+6 | | 0.19y=38 | | -5x/2+6=21 | | n=15=60 | | n=20=80 | | 4x/6+2=7 | | n=21=84 | | 11x+1=(6x-5)x2 | | 2^n=16000 | | 0,4(x-6)=0,2(3-x)-4,2 | | 5(2x-2)-(3+x)=9x-8 | | 45*56x=98 |