Question

The distance a spring will stretch varies directly with how much weight is attached to the spring. If a spring stretches 9 inches with 100 pounds attached, how far will it stretch with 90 pounds attached? Round to the nearest tenth of an inch.
HELP please (:

Answer 1

let x for how far\[\frac{9}{100}=\frac{x}{90}\]
coss and time
9*90=100x
x=810\100
x=81

Answer 2

If I deserve medal then give me one

Answer 3

thanks boo, your awsome (: