24/7 = 180/x....24 ft to 7 seconds = 180 ft to x seconds
cross multiply
(24)(x) = (180)(7)
24x = 1260
x = 1260/24
x = 52.5....so it will take 52.5 seconds
X • 1.5 = 300
So...
300/ 1.5 = 200
He planted 200 acres last year
Answer:
8n^2+7n^3
Step-by-step explanation:
8n^2+4n^4+7n^3-4n^4
=8n^2+7n^3
Answer:
175 years old
Step-by-step explanation:
plz mark branliest if this helped