janine wants a necklace 45 beads long how many red and blue beads does she needthe ratio is 1: 4

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Can anyone me with 32,33,36,37,and 40.

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39