In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student chosen randomly from the
class is an only child?
Has a brother Does not have a brother
Has a sister
2
5
Does not have a sister
3
19

30

step-by-step explanation:

idk

i hope i

what "following statement"?

step-by-step explanation:

a c

step-by-step explanation:

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: