Respuesta :

Hrishii

Answer:

a + 21

Step-by-step explanation:

[tex]5(2a + 3) - 3(3a - 2) \\ = 5 \times 2a + 5 \times 3 - 3 \times 3a + 3 \times 2 \\ = 10a + 15 - 9a + 6 \\ = 10a - 9a + 15 + 6 \\ = a + 21 \\ [/tex]