Question

x (x+3)=270 bien explicado

Answer 1

Hola....


          x (x+3) = 270
  $x^{2} + 3x=270$
$x^{2} = \frac{270}{3}$
$x^{2} =90$
$x^{} = \sqrt{90}$
$x^{}= 3 \sqrt{10}$