Louise printed 40 standard photos and 12 wallet photos for a total of $6.96. Marcia printed 25 standard photos and
30 wallet photos for a total of $6.15.
Which system of equations can be used to find s, the cost in
dollars of each standard photo, and w, the cost in dollars of
each wallet photo?

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

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

Which expression shows the sum of the polynomials with like terms grouped together