10x^2y^-2 = 10 x (-1)^2 x (-2)^-2 = 10 x 1 x 1/4 = 10/4 = 2 1/2
Answer:
18/5 or 3 3/5
Step-by-step explanation:
Depends if you want it simplified
Answer:
It's B
Step-by-step explanation:
Got it right on the quiz
Step-by-step explanation:


Cross Multiplying



Therefore

Hope it will help you.