cristina60 cristina60
  • 14-03-2019
  • Mathematics
contestada

i need help solving this please
[tex]5 {x}^{2} - 13x - 3 = 3[/tex]
​

Respuesta :

Аноним Аноним
  • 14-03-2019

Answer: [tex]x=\dfrac{2}{3} , 3[/tex]

Step-by-step explanation:

[tex]5x^2-13x-3-3=0[/tex]

[tex]5x^2-13x-6=0[/tex]

[tex]5x^2+2x-15x-6=0[/tex]

[tex]x(5x+2)-3(5x+2)=0[/tex]

[tex](5x+2)(x-3)=0[/tex]

[tex]x=\dfrac{2}{3} , 3[/tex]

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