document.write( "Question 266209: if you are 8 years old and you younger brother is half your age, when will you be three times his age \n" ); document.write( "
Algebra.Com's Answer #195618 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! if you are 8 years old and your younger brother is half your age, \n" ); document.write( "when will you be three times his age? \n" ); document.write( ": \n" ); document.write( "Let y = no. of years for this to be true \n" ); document.write( ": \n" ); document.write( "8 + x = 3(4 + x) \n" ); document.write( "8 + x = 12 + 3x \n" ); document.write( "8 - 12 = 3x - x \n" ); document.write( "-4 = 2x \n" ); document.write( "x = \n" ); document.write( "x = -2 yrs, negative mean it happened in the past, 2 years ago \n" ); document.write( ": \n" ); document.write( "Check this, 2 yrs ago you were 6, and 2 yrs ago brother was 2 \n" ); document.write( "At that time you were 3 times his age \n" ); document.write( " \n" ); document.write( " |