Respuesta :
Multiply the brackets.
3a + 15b + 8a + 16b
Now add the ones with the same variables.
11a + 31b
∴The answer is 11a + 31b
3a + 15b + 8a + 16b
Now add the ones with the same variables.
11a + 31b
∴The answer is 11a + 31b