ROSEY23 ROSEY23
  • 10-11-2016
  • Mathematics
contestada

Which value for x makes this open sentence true?

5 + 5 ● x = x² + 3²

Question 2 options:

Respuesta :

jhonyy9
jhonyy9 jhonyy9
  • 19-11-2016
5+5x = x^2 +9

x^2 -5x +4 =0 

(x-4)(x-1)=0 

x-4=0
x_1=4

and x-1=0
x_2=1

hope helped 
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