Solve for Y.
X=2/9(Y+Z)

Two consecutive negative integers have a product of 30. what are the integers?

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great

Atourist boat is used for sightseeing in a nearby river. the boat travels 2.4 miles downstream and in the same amount of time, it travels 1.8 miles upstream. if the boat travels at an average speed of 21 miles per hour in the still water, find the current of the river.