Answer:
n+(n-5)
=2n-5
n years Mary's age
n-5 years younger sisters age
Thanks!
David spends 100 minutes exercising everyday. We can make a proportion here, and it is very easy. 40%/100% = 40 minutes/ x minutes. Because the two sides have the sane numerator, they must also have the same denominator to be equal.
Option A. if your using Plato!
Brainliest pls! thx! :)
Answer:
D
Step-by-step explanation: