What is this answer i don't get it guys me out
5(x+5)=65

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.

Describe a situation that you could represent with the inequality x< 17

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x