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5^-2x times 5^x+2 = 5^-2x Please help me solve this equation. Solve for x. Please explain the steps!!

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

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

User WPFAbsoluteNewBie
by
7.7k points

1 Answer

5 votes

5^(-2x)\cdot5^(x+2)=5^(-2x)\\ 5^(x+2)=1\\ x+2=0\\ x=-2
User Gaz Smith
by
8.1k points
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