\[
11: 56
\]
- Classroom
Khan Academy
Unit test
Which expressions are equivalent to
\[
3 x+3(x+y) ?
\]
Choose all answers that apply:
A \( 6 x+3 y \)
B] \( 3(x+x+y) \)
c] \( 3 x y \)

Answer

Expert–verified

Hide Steps

Answer

Combine like terms: \(6x + 3y\)

Steps

Step 1 ：Distribute the \(3\) to the terms inside the parenthesis: \(3x + 3x + 3y\)

Step 2 ：Combine like terms: \(6x + 3y\)