document.write( "Question 327321: WHEN I ADD 4 TIMES MY AGE 4 YEARS FROM NOW TO 5 TUMES MY AGE 5 YEARS NOW,I GET 10 TIMES MY CURRENT AGE.HOW OLD WILL I BE 3 YEARS FRIM NOW? \n" ); document.write( "
Algebra.Com's Answer #234457 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let my age be x years now \n" ); document.write( "4 years from now my age will be x+4 \n" ); document.write( "4 times age 4 years from now will be 4(x+4) \n" ); document.write( "5 years from now my age will be x+5 \n" ); document.write( "5 times age 5 years from now will be 5(x+5) \n" ); document.write( "10 times my age now = 10x \n" ); document.write( ".. \n" ); document.write( "4(x+4)+5(x+5)=10x \n" ); document.write( "4x+16+5x+25=10x \n" ); document.write( "add -10x to both sides \n" ); document.write( "4x+16+5x+25-10x=10x-10x\r \n" ); document.write( "\n" ); document.write( "4x+16+5x+25-10x= 0 \n" ); document.write( "9x-10x+41=0 \n" ); document.write( "-x+41=0 \n" ); document.write( "add +x to both sides \n" ); document.write( "-x+x+41 =x \n" ); document.write( "41=x \n" ); document.write( ".. \n" ); document.write( "My age now = 41 years\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |