Its multiple choice so its easier please help me!

Definition: es. this is a disadvantage or weak point that makes someone or something less effective.

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?