Identify the pattern for the following sequence. find the next three terms in the sequence. -1, 3, -9, 27,
a. multiply by 3; 81, 243, 729
b. multiply by -3; -81, 243, -729
c. multiply by -3; 81, 243, 729
d. multiply by 3; -81, -243, -729

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.