for the first one set 3y+y=180 and y+x=180
the second one set w+y=180, 42+x=180, y+20=180, and 87+v
Answer:y=2/3x+0
Step-by-step explanation:
(400-300)/300 x 100 = 100/300 x 100 = 33.33% increase
Answer:
20 oatmeal cookies
Step-by-step explanation:
4/5 of 25 is 20
If you are working on proportions, you can do 4/5=x/25
