If it's not what You are looking for type in the equation solver your own equation and let us solve it.
49=2a+9
We move all terms to the left:
49-(2a+9)=0
We get rid of parentheses
-2a-9+49=0
We add all the numbers together, and all the variables
-2a+40=0
We move all terms containing a to the left, all other terms to the right
-2a=-40
a=-40/-2
a=+20
| -u+36=125 | | B=41b+137 | | 43+x+11=x-8 | | -8(v-6)=3v+26 | | 6(n-6)=4n+2 | | 237-v=85 | | 4x-17=5x-22 | | .15*x=180 | | -2(1-n)=5(n-4)-4+3n | | 5(3a+7)=20 | | 160=70-v | | 9w-6=-33 | | 7/22•44=2r | | 17^-2x=8.7 | | 6(n-6)=6n | | 12a+22=142 | | 5x(x-1)=40 | | 22=-v/3 | | -23x-8=15 | | -3(n-8)-5=9(n+2)+1 | | T(x)=0.06x+4.5 | | 6+2x=10+2(x-4) | | 1=w/7−2 | | 5(n+3)+9=3(n-2)+6 | | b5=30 | | x=(8x)(8x) | | x=(500-260)/2 | | 7(x)=0.06x+4.5 | | 3(8n-7)=3(n+2)+1 | | 3x2+2x=2(x-4)+5x2 | | 9x=$36 | | -3/2x=39 |