Write an equation of the line that passes through the given point and is perpendicular to the given line. ( show your work)
(-3,4); y=3x-1

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

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?