Variable y varies directly with variable x, and y = 6 when x = 9.
what is the value of x when y = 18?

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?