Which operation would you do second in the following problem?

In trapezoid bath, ah=19.7 and et=16.1. identify be.

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Atransformation t : (x, y) (x-5,y +3) the image of a(2,-1) is