Which expression is exactly equivalent to 5a + 3b + 4 + 7a + 9 ?

Expression 1: 8a + 11b + 9
Expression 2: 12a + 3b + 13
Expression 3: 5a + 10b + 13
Expression 4: 14a + 10b + 4 ​

Respuesta :

mumsy

Answer:

Step-by-step explanation:

5a+3b+4+7a+9=

=12a+3b+13

Expression 2
12a+3b+13