Afunction of the form f(x) = mx + b, where m and b are real numbers, is called a function.

example: f(x) = 6x - 5

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

How many $20 bills do you need to have to make $280