Answer:

Step-by-step explanation:
1st you want to find a common denominator. which is 8.
2nd change
to 
3rd you add
and
together an you get 
Answer:
$39.96
Step-by-step explanation:
Since it is 20% off, we would multiply by .8, as we subtract the .2 (20%) off of the price.
$49.95 x 0.8 = $39.96
Not too sure what you're asking, but...
3(x+2) is the expression
165 pounds —> 60grams of proteins
220 pounds —>80 grams of proteins
Todd needs 80 grams of proteins each day
Thanks me if it is correct !!!