If it's not what You are looking for type in the equation solver your own equation and let us solve it.
20+2u=38
We move all terms to the left:
20+2u-(38)=0
We add all the numbers together, and all the variables
2u-18=0
We move all terms containing u to the left, all other terms to the right
2u=18
u=18/2
u=9
| 54=-x/6 | | 14(x)=152 | | t+15/3=8 | | (X-6)/x=85/100 | | 5/5x+15/2=5/2 | | 89f+70=80 | | -14.6h-5.04=-13.7h | | 3x(2)^x=96 | | g/5+41=46 | | 5y+1=6y-11 | | 12c-18=13c-5 | | -19=21+8j | | 2(g-19)=16 | | 10s-6=84 | | -18-18w=17-16w-7 | | X^3+3x^2+24x+72=0 | | 8+1.20p=5+1.50p | | 7y-41=57 | | 4(r-14)=4 | | x+(1/2x+2)=23 | | m-88/9=1 | | h/3+27=24 | | 15.9w-19.19+4.73=19.4w+18.09 | | 22/3n-4/7=8/9 | | 7m+32=12-7 | | 5x/5+15/2=5/2 | | 11b-7b+4=16 | | 555x=555 | | u+20/9=7 | | −2x+2=6(x−9) | | x(2–5)–8=–3x–2x+6 | | 33 = 3c |