a postal carrier can deliver to 130 houses in 2.5 hour. At this rate how many hours will it take to deliver to 312 house

1|4) 4x + 3y = 4 4 (3.2) + 2X - $y = - 28 20:0) 6x=

A relation R is defined by this list of ordered pairs: (4, 6), (5, 7), (3, 7), (4, 6), (5, 5), (6, 4) What is the domain of relation R? A.{4, 5, 3, 4, 5, 6} B.{6, 7, 7, 6, 5, 4} C.{3, 4, 5, 6} D.{4, 5, 6, 7}

Representatives from the student councils at three area high schools are traveling to the national convention in New York.

What is he missing constant term in the perfect square that starts with x^2-12x

Patti is using mental math to evaluate the expression (70 + 12.8 + 30) + 6.1. She recognizes that the expression will be easier to simplify if she can combine 70 and 30 before she works with the other numbers.