What's 3n+n simplified?

If, then line segment is parallel to line segment.

In a certain country, the true probability of a baby being a girl is 0.468. among the next five randomly selected births in the country, what is the probability that at least one of them is a boy

Katelyn starts a new job that pays $8.50 per hour. katelyns manager say that if her job reviews are favorable she can except annual pay rate increases $0.75.

Lance bought 12 quarts of lemonade so that everyone who came to his party could have exactly 1/3 quart. How many people did Lance invite to his party?

If you take out a loan that cost $130.50 over nine years at an interest rate of 10%, how much was the loan for?

the scale on a map is 0.5 centimeter = 3 kilometers. on the map, town B is 12.5 centimeters away from town A. what is the actual distance between the town?

Which property explains why these two expressions are equal? a (b + c) = a (c + b) A) identity property B) symmetric property C) associative property D) commutative property

Steve paid 10% tax on a purchase of $40. Select the dollar amount of the tax and the total dollar amount Steve paid on the number line.

Solve 12 = 3/4n using the equation method

A = {1, 3, 5, 7, 9} B = {2, 4, 6, 8, 10} C = {1, 5, 6, 7, 9} A ∩ (B ∪ C) =