document.write( "Question 267182: solve for x\r
\n" ); document.write( "\n" ); document.write( "3 = log 8 + 3 log x\r
\n" ); document.write( "\n" ); document.write( "Here's what I tried:\r
\n" ); document.write( "\n" ); document.write( "3 = log 8 + log x^3
\n" ); document.write( "3 = log 8x^3
\n" ); document.write( "10^3 = 10^(log8x^3)
\n" ); document.write( "3 = 8x^3
\n" ); document.write( "3/8 = x^3
\n" ); document.write( "(use the calculator to find the cube root of 3/8)
\n" ); document.write( "(but I know the answer is suppose to be 5)
\n" ); document.write( "

Algebra.Com's Answer #196154 by jsmallt9(3758)\"\" \"About 
You can put this solution on YOUR website!
You're going to kick yourself when you see your mistake:
\n" ); document.write( "solve for x
\n" ); document.write( "3 = log 8 + 3 log x
\n" ); document.write( "Here's what I tried:
\n" ); document.write( "3 = log 8 + log x^3
\n" ); document.write( "3 = log 8x^3
\n" ); document.write( "10^3 = 10^(log8x^3)
\n" ); document.write( "This is all correct up to this point. And, as your works hows, 10^(log8x^3) = 8x^3. But what is 10^3? It is 1000. So your equation becomes:
\n" ); document.write( "1000 = 8x^3
\n" ); document.write( "Divide by 8
\n" ); document.write( "125 = x^3
\n" ); document.write( "Cube root of each side:
\n" ); document.write( "5 = x
\n" ); document.write( "
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