How do you convert gallons to liters?

F(x)=5/6x+3 which of the following is true

Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?

What is the solution set for z+10=z-2