The formula for the perimeter of a rectangle is p = 2l + 2w. the length of a rectangle is 3 times its width. which expression represents the perimeter of the rectangle?

question 3 options:

2 + w(3w)

2 + w(w + 3)

2(3w) + 2w

2(w + 3) + 2w

Restrictions on f(x) = 1/x+5 and g(x) = x-2

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point