If xy- 3y²= 15 ,find the value of x when y=2

If the tip varies directly with the number of guest which equation represents between the tip,t, and the number of guest,g?

Ms. green tells you that a right triangle has a hypotenuse if 13 and a leg of 5. she ask you to find the other leg of the triangle. what is you're answer?

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places