How many units that cost $4.25 each can you get out of $150

Which of the binomials below is a factor of this trinominal? x^2-13+30

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible