Which property was used to simplify the expression? 4 (b + 2) = 4b + 8

a: distributive property
b: commutative property
c: associative property
d: inverse property

49xy +34y - 72z. determine the degree of the polynomial

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other