Answer:
The answer in simplified form would be 6x+12y.
Step-by-step explanation:
6x + 12y
2x + 4(3y + x)
Use distributive property.
4 (3y + x)
4 x 3y = 12y
4 * x = 4x
2x + 12y + 4x
Combine like terms.
2x + 4x = 6x
