Combining like terms with negative coefficients

3z+2+(−5z)+6

Shryia read a 481 -page-long book cover to cover in a single session, at a constant rate. after reading for 1.5 hours, she had 403 pages left to read. how fast was shryia reading? pages per hour how long did it take her to read the entire book? hours plz i realy need this

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?