The sum of two numbers is 81. The larger number is twice the smaller number. Let x be the larger number and y be the smaller number. What are the two numbers?

Express
your answer as an ordered pair in the format (x, y).

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).