document.write( "Question 583975: How do you do a problem like this:
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document.write( "On Marikas 8th birth day in 2004, her father said, \"My age is now four times yours.\" In what year will her father be able to say my age is 3 times yours? \n" );
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Algebra.Com's Answer #372645 by mananth(16946)![]() ![]() You can put this solution on YOUR website! marika's age = 8 years\r \n" ); document.write( "\n" ); document.write( "Father's age 4*8=32 years\r \n" ); document.write( "\n" ); document.write( "let him be 3 times her age after x years \r \n" ); document.write( "\n" ); document.write( "Marika's age after x years 8+x \n" ); document.write( "Father's age after x years 32+x\r \n" ); document.write( "\n" ); document.write( "32+x=3(8+x)\r \n" ); document.write( "\n" ); document.write( "32+x=24+3x\r \n" ); document.write( "\n" ); document.write( "3x-x=32-24\r \n" ); document.write( "\n" ); document.write( "2x=8\r \n" ); document.write( "\n" ); document.write( "/2 \n" ); document.write( "x=4\r \n" ); document.write( "\n" ); document.write( "after 4 years \n" ); document.write( " \n" ); document.write( " |