Respuesta :

Answer:

c)5

Step-by-step explanation:

9x^2-2x+ 25 = 8x^2+8x

9x^2-2x+ 25 - 8x^2-8x = 0

x^2 - 10x + 25 = 0

c)5      ------> 5 * 5  - 10 *5 + 25 =25 - 50  + 25 = 50- 50 =0

Answer: The answer is just 5

Step-by-step explanation: