A). 15/4 – 3/y = 6/y b). 13/6 + 1/3y = 9/y tolong yah caranya

A) 15/4 – 3/y = 6/y <=> 6/y + 3/y = 15/4 <=> 9/y = 15/4 <=> y= 2.4

b) 9/y – 1/3y = 13/6 <=> 27/3y – 1/3y = 13/6 <=> 26/3y = 13/6 <=> 39y=156 <=> y= 4