15y-60-2y+18+5y+30=0
15y-2y+5y=60-18-30
18y=12
y=1.5
Answer:
around 4.1
Step-by-step explanation:
I guess that u can use Pythagorean theorem!:(
105 Animals....You know that because when you add together the head & feet that's adding all the animals together to get the total number of animals