What is 20c + 8d + 10c - 5d simplified?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.