Acar wash business charges $10 per basic wash and $15 per ultimate wash. the total sales was $980 on a certain day. the variable x represents the number of basic washes and y represents the number of uitimate washes

Recall the definition of a polynomial expression. find two polynomial expressions whose quotient, when simplified,is. use that division problem to determine whether polynomials are closed under division. then describe how theother three operations-addition, subtraction, and multiplication-are different from division of polynomials.

What is the sum of these mixed numbers 2 1/8 + 4 3/8

If i have 20$ and i gave 5$ away how much i got