a six sided die is rolled 2 times. what is the theoretical fractional probability that the first number is a 5 and the second number is even

What are “like terms”? why can we only add like terms?

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Norder to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of white paint must be used?