Alright. For the first one, we must think, thirty percent of what number is equal to twelve? We can right that in equation form as
Answer:
Cant do this because we dont have your username and password and the link you gave us isnt signed into your account sorry
Equations don't have minimum or maximum, functions do.
Function y=2n^2+5n-25 has minimum -28.125, has no maximum.
7.5 would be my best guess