Answer:
30
Step-by-step explanation:
2/3 = .6
18/.6 = 30
Answer:
I think 14n + 9
Step-by-step explanation:
since she got her first email in 9 days and got her second email 14 days later, and it continues to appear every 14 days.
so I think it must be 14n + 9
Simplifying
y+10+2y+50=180
reorder the terms:
10+50+y+2y=180
combine like terms: 10+50=60
60+y+2y=180
da da da da dah
and you get
y=40 simplifying