Use the information to answer the question. Ryan buys 9 packs of stickers. There are 9 stickers in each pack. He gives 27 stickers to his brother.
How many stickers does Ryan have left? Enter the answer in the box.

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.