Bills baseball bag weighs 4lbs he removed 1 pair of cleats that weigh 6oz what will his bag weigh now

Question and answers are in the attached picture. you so much in advance.

What can you determine about the solutions of this system

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick