hittlerswife
hittlerswife hittlerswife
  • 21-10-2016
  • Mathematics
contestada

(x+5) (×+5)=49. I need to know what x is, how do I solve this?

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apologiabiology
apologiabiology apologiabiology
  • 21-10-2016
[tex](x+5)^2=49[/tex]
squaer root both sides
x+5=+/-7
minus 5 both sides
x=-5+/-7
x=-5+7=2
x=-5-7=-12


x=2 or -12

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