Decending 320 feet per minute for 3 min using integers

Nine more than four times a number is the same as one less than twice the number. find the number?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?