document.write( "Question 296747: log(90x+40)-logx=2
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Algebra.Com's Answer #213783 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"log%28%2890x%2B40%29%29-log%28%28x%29%29=2\"$
\n" ); document.write( " $\"log%28%2890%2B40%2Fx%29%29=2\"$
\n" ); document.write( " $\"90%2B40%2Fx=100\"$
\n" ); document.write( " $\"40%2Fx=10\"$
\n" ); document.write( " $\"x=40%2F10=4\"$
\n" ); document.write( "Check the solution in the original equation and verify that it solves the equation.
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