Gina has filled 3/8 of the space in her computer's memory what fraction of the computer's memory is still open

Three times the sum of a number and seven is negative thirty-six. what is the number?

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll

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?