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Solve for x.
[tex] 2^{x+1} + 2^x = 9[/tex]
[tex]lg(x-8) + lg(\frac{9}{2}) = 1+ lg(\frac{x}{4})[/tex]
I can't get the answers
[tex] 2^{x+1} + 2^x = 9[/tex]
[tex]lg(x-8) + lg(\frac{9}{2}) = 1+ lg(\frac{x}{4})[/tex]
I can't get the answers