If b = 1/2x −1/y, then what is an expression for 2/b in terms of x and y?

Which of the following points is collinear with (-2,1) and (0,3)

How are sas and sss used to show that two triangles are congruent?

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays