20a + 158 + 6c = 20 ( 6 ) + 15 (4) + 6 (8)

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?

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?