Question

Ellen bought gifts for her friends, and each gift cost $7. Let y represent the total cost and x represent the number of gifts. Write an equation to represent the proportional relationship between the total cost and the number of gifts she bought

Answer 1

ellen bought gifts for her friends. y represents the cost and x represent her friends.
y=7
x=gifts
so the answer should be: y×x

Answer 2

The equation would be 7x=y, Since it depends on how much gifts she is buying to get the total cost.