Respuesta :

johanaslays

Answer:

The answer is x²-9x+16

Step-by-step explanation:

ricchad

Answer:

x² - 9x + 16

Step-by-step explanation:

(-5x² - 9x + 6) + (6x² + 10)

= -5x² - 9x + 6 + 6x² + 10

=  6x² - 5x² - 9x + 6 + 10

=  x² - 9x + 16