If it's not what You are looking for type in the equation solver your own equation and let us solve it.
8+4w=20
We move all terms to the left:
8+4w-(20)=0
We add all the numbers together, and all the variables
4w-12=0
We move all terms containing w to the left, all other terms to the right
4w=12
w=12/4
w=3
| w+5.48=9.18 | | 8u=10+6u | | y12=8/45 | | v=29 | | 32-8y=16 | | 2y+3=3y-15 | | 5t=-75 | | s+13/18=3 | | 7x-24=6x+29 | | 41+z=81 | | 18=t+5 | | u/18+13=18 | | 5-x=3-5x | | 2(b+2)=4 | | -3-15(5x-19)-7x=-825 | | 2v+10=10 | | 2+6(r-4)=3r-18+3r | | 4x−3=21¨ | | 8x-36=2(6x-4) | | 20+4w=9w | | 10-r=12 | | 1/3x=2x+5 | | a=43 | | -4*x+3=-12 | | x=30-5x | | 51.69=3.69*7+3.69*5+2x+x | | 13=v/7 | | 2x-33=5x-31=90° | | 4+18(4)+10x-6=180 | | 12.7x-2+5.3x+2=180 | | 2x-33=5x-31 | | 16y+6+182-18y=180 |