Use photomath. Do not click on the link the other person which is actually a bot put.
The price of of the hotdog to the price of popcorn is in the ratio 5:4
25:20 is 5:4
3x-4y=10
-20-x+2y=10 then -30+2y=x now plug this in the other equation:
3(-30+2y)-4y=10
-90+6y-4y=10
2y=100
y=50
Answer:
120
Step-by-step explanation:
using the pythogorean thereom, we have 12^2+9^2=225
sqrt225=15
15*8=120