Simplify. 2m2 – 4n2 3m – 6m2 – 2m 7n2
a. −4m2 3n2 m
b. −4m2 3n2
c. –36m 28n
d. 9m2 6m 11n2

20 points! asap! a is known to be 6,500 feet above sea level; ab = 600 feet. the angle at a looking up at p is 20°. the angle at b looking up at p is 35°. how far above sea level is the peak p? find the height of the mountain peak to the nearest foot. height above sea level =

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet