Answer:
20%
Step-by-step explanation:
Probability=5/(5+12+8)*100=5/25*100=20%
Answer:
D
Step-by-step explanation:

=
Factor out 2 on the numerator and 2x on the denominator.
= 
Cancel the factor (x + 2) on the numerator/ denominator
=
← cancel the 2 on numerator/ denominator
=
: x ≠ 0