Please help now I will give you brandless

Me answer number 3plz explain how you do it

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

How do you determine if an ordered pair is a solution to a given equation?