Given the definitions of f(x) and g(x) below, find the value of (fog)(7). f(x) = 3x2 + 7x – 13
g(x) = 2x – 11

Which graph represents the following piecewise defined function?

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers