document.write( "Question 555607: bruce is 38 years old, his son is 8 years old. In how many years will bruce be 3 times older than his son? \n" ); document.write( "
Algebra.Com's Answer #361888 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Let after x years Bruce will be three times older then his son \r \n" ); document.write( "\n" ); document.write( "After x years Bruce will be = 38+x \n" ); document.write( "After x years Son will be = 8+x \n" ); document.write( "Then \n" ); document.write( "Bruce will be three times as old as his son \n" ); document.write( "38+x=3(8+x) \n" ); document.write( "38+x=24+3x \n" ); document.write( "x-3x=24-38 \n" ); document.write( "-2x=-14 \n" ); document.write( "-2x/-2=-14/-2 \n" ); document.write( "x=7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "After 7 years Bruce will be three times older then his son\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "After 7 years Bruce will be = 38+x = 38+7 = 45 \n" ); document.write( "After 7 years Son will be = 8+x = 8+7 = 15\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |