Answer: C im pretty sure
Step-by-step explanation:
Use this link it explains it pretty well
https://www.calculatorsoup.com/calculators/math/mixednumbers.php
Just copy and paste the link
Answer:
6 grams of fat in a snack then 50 grams of protein in snacks

Cross multiply.
5.4x=9*25.8
5.4x=232.2 Divide both sides by 5.4
x=43
X=3y+4, y=y
x+y=180, 3y+4+y=180, 4y+4=180
4y+4=180
4y=176
y=44
x=3(44)+4, x=132+4, x=136
(I am not a very good artist in this case:)