Respuesta :

Answer:

4a + 6b + 7

Step-by-step explanation:

Just add like terms. So for the A's, 1 + 3 is gonna be 4a, b +5b is 6b, and 4 + 3 is 7.

Answer:

4a + 6b + 7

Step-by-step explanation:

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

4a + 6b + 4 + 3

4a + 6b + 7

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