document.write( "Question 704422: Lucy`s father is now three times older than he was 30 years ago.How old is Lucy`s father now ? \n" ); document.write( "

Algebra.Com's Answer #434072 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+x+\"$ = his age now
\n" ); document.write( "given:
\n" ); document.write( " $\"+x+=+3%2A%28+x+-+30+%29+\"$
\n" ); document.write( " $\"+x+=+3x+-+90+\"$
\n" ); document.write( " $\"+2x+=+90+\"$
\n" ); document.write( " $\"+x+=+45+\"$
\n" ); document.write( "He is 45 \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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