For the given circle, find the value of x and y.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

What is the range for 31,39,29,34,37,24,36,33,34,28

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.