Question
Factor the expression: 9x + 21
Answers
GPT-4o mini
To factor the expression \( 9x + 21 \), we first look for the greatest common factor (GCF) of the two terms.
The GCF of \( 9 \) and \( 21 \) is \( 3 \).
Now, we can factor out \( 3 \):
\[
9x + 21 = 3(3x + 7)
\]
So, the factored form of the expression is:
\[
3(3x + 7)
\]
The GCF of \( 9 \) and \( 21 \) is \( 3 \).
Now, we can factor out \( 3 \):
\[
9x + 21 = 3(3x + 7)
\]
So, the factored form of the expression is:
\[
3(3x + 7)
\]