document.write( "Question 323018: 3^(x+3)+3^x=84 (hint 3^x+3=3^x3^3) please help... Solve the equation \n" ); document.write( "
Algebra.Com's Answer #231221 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"3%5E%28x%2B3%29%2B3%5E%28x%29=84\"
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\n" ); document.write( "\"3%5E%28x%29=3\"
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