Respuesta :

shetigres019

Answer:

if it say this

1:x={-3,4}

2:x={9,-4}

3:x={-9,4}

4:x={-4,5}

then it would be the second answer :)

Hope you answer is right have great weekends!

- friend

Bora77

Answer:

[tex] {x}^{2} - 5x - 36 = 0 \\ \\ {x}^{2} - 9x + 4x - 36 = 0 \\ \\ x(x - 9) + 4(x - 9) = 0 \\ \\ (x - 9)(x + 4) = 0[/tex]