109k views
4 votes
Which one of the following expressions is the factored form of 3x(y + 1) + 4z(y+ 1)?

a) (3x+y)(42+1)
b) (3x + 1)(4x + y)
c) (3xy + 1)(4x + 1)
d) (3x + 4z)( + 1)

User Scanny
by
5.3k points

2 Answers

1 vote

Answer:

Explanation:

User Shsh
by
4.9k points
7 votes

Answer:

(3x + 4z)(y + 1)

Explanation:

Given

3x(y + 1) + 4z(y + 1) ← factor out (y + 1) from each term

= (3x + 4z)(y + 1) ← in factored form

User Corey Porter
by
4.6k points