Answer:
4x + 4
Step-by-step explanation:
1) Distribute
4 (x + 1) ---> Multiply the 4 by the x and the 1 separately
4x + 4 --> the 4 and the x go together and the plus sign is added on from the product of 4 and 1 which is 4.
Therefore , the answer is ⇒ 4x + 4