which answer is an equation in point-slope form for the given point and slope?

point: (5, 9); slope: 2

a. y−9=2(x−5)

b. y−9=2(x+5)

c. y−5=2(x+9)

d. y+9=2(x−5)

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Which of the following is the graph of y= square root -x-3

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