What is a domain and range
and how do I find it

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh