Question

x(x+3)+3=(x+4)(x-4)-2(x+1) ayuden xfaaa

Answer 1

Resolviendo.

x(x + 3) + 3 = (x + 4)(x - 4) - 2(x + 1)

x² + 3x + 3 = x² - 16 - 2x - 2

3x + 2x = - 16 - 2 - 3

   5x = - 21

     x =  - 21/5