Car at a constant speed

Which expression is equivalent to the expression shown?

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?

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?