Respuesta :

Answer:

8x + 3

Step-by-step explanation:

So 3x and 5x are like terms so adding them together will make it 8x.

Then 1 and 2 and like terms and 1 plus two is 3.

Hence, the answer is 8x + 3.

Answer:

Step-by-step explanation:

3x + 1 + 5x + 2 = 3x + 5x + 1 + 2

                       = 8x + 3

add the like terms. Here like term are 3x and 5x ie have same variable