The GCD of three numbers is 30 and their LCM is 900.Two of the numbers are 60 and 150.What are the other possible numbers

X+y=-4 x-y=2 use elimination with adding and subtraction

Which shows how to solve the equation 3/4x=6 for x in one step?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?