Answer:
y = -11.5
Step-by-step explanation:
2y = 18-41
Combine like terms
2y = -23
Divide each side by 2
2y/2 = -23/2
-5.5
499
9,999 would be the greatest value
9500 would be the smallest value
if you subtract them you'll get 499
25.1327412287
It takes 5 months and 1 week (21 weeks)