Find the zero of a function for n(x)= -6x+18, please show your work.

For how answer my question this will be the last question can you answer in math subject

Acylinder has volume 45π and radius 3. what is it’s height?

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.