Bill has $2.05 dollars gits 6 more how many do he have now

Find the solution of each of the following.

Which value of y will make the inequality y< -1 false?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.