Calculate the mass percent of water in the hydrate.

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Explain how you divide powers with like bases. discuss why the bases have to be the same. how are these rules similar to the rules for multiplying powers with like bases.

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar. what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways