45m+10n-30m
15m+10n
I believe this is right.
Answer:
3 = 3 (infinitely many solutions)
Step-by-step explanation:
Answer:
Let the present age of the man be x years.
Age of the man 15 years ago =(x−15) years and
Age of the man 15 years later =(x+15) years
According to the given condition, we have
(x+15)=2(x−15)
⇒x+15=2x−30
⇒x−2x=−30−15
⇒−x=−45 or x=45 years
Hence, the present age of the man is 45 years.
Step-by-step explanation:
Hope it helps you..
Your welcome in advance..
(◍•ᴗ•◍)
Answer:
i think it's C
Step-by-step explanation:
process of elimination
Hope this helps my dude! :- )