A 30 gallon tank is full of water when it begins to leak at a rate of 2 gallons per minute. Which equation provides x the number of minutes it takes the tank to
become empty

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Ten times the square of a non-zero number is eqaul to ninety times the number

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?