If x=2 and = 4, what is the value of
4)(12 + 8)?

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

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.

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)