I need to write y=-2/-3+490 is function notation

What is 20+(5 x 2/5 )+ 3 show your work

What is the value of x when x + 7 = 21?

The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o