Question

Mrs. Jensen bought jeans on sale online. The total cost, c, in dollars of j pairs of jeans can be found by using the function below. c=15j+4.50 If Mrs. Jensen spent a total of $49.50 on the jeans, how many pairs did she buy? a j=747 b j=755 c j=2 d j=3

Answer 1

The answer is D. j = 3

c = 15(3) + 4.50

c = 45 + 4.50

c = $49.50