It costs $520.00 to buy 4 ounces of gold. How much would it cost to buy six-tenths of an ounce of gold?

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

How do you determine whether a relationship represented as as graph is linear or nonlinear