Respuesta :

Answer:

(5a+2)(a+4)

=5a^2+20a+2a+8

=5a^2+22a+8

lesandisusanya

Answer:

[tex]5 {a}^{2} + 22a + 8[/tex]

Step-by-step explanation:

[tex](5a + 2)(a + 4) \\ 5a(a + 4) + 2(a + 4) \\ 5 {a}^{2} + 20a + 2a + 8 \\ 5 {a}^{2} + 22a + 8 \\ [/tex]

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