mbstu mbstu
  • 26-02-2018
  • Mathematics
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Solve for x in the equation.

Solve for x in the equation class=

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mathstudent55
mathstudent55 mathstudent55
  • 26-02-2018
[tex] x^2 + 20x + 100 = 36 [/tex]

[tex] (x + 10)^2 = 36 [/tex]

[tex] x + 10 = \pm \sqrt{36} [/tex]

[tex] x + 10 = 6 [/tex]   or   [tex] x + 10 = -6 [/tex]

[tex] x = -4 [/tex]   or   [tex] = -16 [/tex]
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