IF YOUR GOOD AT MATH THEM PLEASE ANSWER THIS ! Which expression represents the perimeter of this rectangle?
Finding Area | Wyzant Resources

A: x4+10
B: 2x+5
C: 4x+5
4: 4x+10

x+5+x+x+5=4x+10

4x+10

Step-by-step explanation:

x+5+x+x+5=4x+10

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0