document.write( "Question 912612: Nicholas bought three business related books. His total bill was $150. If one book cost him 50 percent more than the other two books combined what was the price of this more expensive book? \n" ); document.write( "

Algebra.Com's Answer #553957 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+x+\"$ = the price of the most expensive book
\n" ); document.write( "The cost of the other 2 books is
\n" ); document.write( " $\"+150+-+x+\"$
\n" ); document.write( "-----------------
\n" ); document.write( "Given:
\n" ); document.write( " $\"+x+=+1.5%2A%28+150+-+x+%29+\"$
\n" ); document.write( " $\"+x+=+225+-+1.5x+\"$
\n" ); document.write( " $\"+2.5x+=+225+\"$
\n" ); document.write( " $\"+x+=+90+\"$
\n" ); document.write( "------------
\n" ); document.write( "The most expensive book costs $90
\n" ); document.write( "check:
\n" ); document.write( " $\"+x+=+1.5%2A%28+150+-+x+%29+\"$
\n" ); document.write( " $\"+90+=+1.5%2A%28+150+-+90+%29+\"$
\n" ); document.write( " $\"+90+=+1.5%2A60+\"$
\n" ); document.write( " $\"+90+=+90+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );