ERICA WROTE 5 added to y as 5+y and 5 subtracted from y as 5-y. why is the expression correct but the second one incorrect? when is order important in writing an expression?
please help me

What is the distance between point a and b

What is the difference between the equations of a vertical and a horizontal line?

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list