Respuesta :

Answer:

4a(5a + 1)

Step-by-step explanation:

Given

20a² + 4a ← factor out 4a from each term

= 4a(5a + 1)

Answer:

4a(5a + 1)

Step-by-step explanation:

Given

20a² + 4a ← factor out 4a from each term

= 4a(5a + 1)