If it's not what You are looking for type in the equation solver your own equation and let us solve it.
11a+9-3a=17
We move all terms to the left:
11a+9-3a-(17)=0
We add all the numbers together, and all the variables
8a-8=0
We move all terms containing a to the left, all other terms to the right
8a=8
a=8/8
a=1
| 27=b+18 | | -2u-3u-36=39 | | -8=-4-b/9 | | 6.3=2x-2.4 | | 130=2s+21 | | 12.45x+2=102.45 | | x^2+21=70 | | 5(5c+1)= | | 3*x-2=-1/3x+3 | | 10v-63=5v-18 | | 14w=2(w-87.5) | | -1/4x+21/4=2 | | 15-(d-4)=-6 | | 136+5x+9=180 | | 6-(c+2)=22 | | (x+30)^(1/2)=x | | -3(3x-3)-2x-3=2 | | 13=j+20 | | 16=-7v+3v | | 4/28=10/x | | .25x-3=2 | | 14=y+19 | | 8=3(3x+8)-1x | | 16=-7v-+3v | | 16^{x-7}=19 | | x*50=68 | | 2x+3=x-17 | | w-16=21 | | y−8=1/16 | | u-3.78=1.25 | | 45+x+52+91=180 | | 2x+8-20=-3x-18 |