She can get 21 portions. Since 2/3 and 42/3 already share the same denominator, all you need to do is divide 42 by 2 to get 21.
Um
81^5=3x
3,486,784,401=3x
x=1,162,261,467
Answer: Infinitely many solutions when we graph this it comes out as one straight line also try using Desmos it helps with equations like this by graphing them for you! -Your friend, Bill Cipher
Step-by-step explanation: Have a great Valentines day <3