What is the simplest form of this expression?
2x(x2 – 3) – 6x2

The expression 20l+25g-10 calculates the number of dollars that the abc lawn company. how many dollars does the company make from raking 444 gardens and mowing 333 lawns

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?