Respuesta :

Answer:

5a + 2b + 9

Step-by-step explanation:

Add together the like terms:  3a + 2a + b + b +4 + 5 = 5a + 2b + 9.

Answer:

5a +2b + 9

Step-by-step explanation:

The given algebraic expression can be simplified by rearranging such that the like terms are together.

3a + 4 + b + 2a + 5 + b can be rearranged as

3a + 2a + b + b + 4 + 5

= 5a +2b + 9

Hence the expression 3a + 4 + b + 2a + 5 + b when simplified is equivalent to 5a +2b + 9