Answer:
In mathematics, a real number is a value of a continuous quantity that can represent a distance along a line
If the probability of the first sock is red and their are 10 socks in total (same with the second sock). they should both add up to 2/20 probability chance.
I thinks 5 because -2(x) = -2x and -2(5)=-10
So -2x=-10
-10/-2=5
X=5
Find the common denominator