What ordered pair is closet to a local minimum of the function, f(x)

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?