A farmer owns a triangular field with a perimeter of 7a + 5b – 4. Which of the following could be side lengths of the field? A. 6a, a + 2b, and 3b – 4
B. 2a + 5, 4b + 1, and 3 – 7
C. 3a + 5, a + 5b, and 3a – 1
D. 4a + 6, a –10, and 3a + 5b

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function