RaileyLane RaileyLane
  • 16-03-2017
  • Mathematics
contestada

5^-2x times 5^x+2 = 5^-2x

Please help me solve this equation. Solve for x. Please explain the steps!!

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konrad509
konrad509 konrad509
  • 16-03-2017
[tex]5^{-2x}\cdot5^{x+2}=5^{-2x}\\ 5^{x+2}=1\\ x+2=0\\ x=-2 [/tex]
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