(-a + (-b)) + (-c) = -(a + b) + (-c) A:associative
B:commutative
C:distributive
D:opposite of a sum

125 tickets were sold for the jazz band concert for a total of $1,022. students tickets cost $6 each, and general admission tickets cost $10 each. how many of each kind of tickets were sold?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?