How do you justify this:?

0 ⤊

How do you justify this:?

a.8w-4(7-w) = 8w-28+4w
b.                      = 8w+(-28)+4w
c.                        = 8w+4w+(-28)
d.                      =(8+4)w+(-28)
e.                        =12w+(-28)
f.                      = 12w-28

2007-11-09 09:07:04 · 1 answers · asked by Melody E 2 in Education & Reference ➔ Homework Help

1 answers

a. Distributive property
b. Law of opposites (subtraction is the same as adding the opposite of a number)
c. Transitive property
d. Distributive property
e. Addition
f. Law of opposites (subtraction is the same as adding the opposite of a number)

2007-11-10 14:04:09 · answer #1 · answered by igorotboy 7 · 0⤊ 0⤋