A rectangle has a side length of 2 5/8 feet and 3 1/5 feet. Find the perimeter of the rectangle.

Pick the description of a geometric object that best matches the real world object box for a deck of card

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?