document.write( "Question 119063: GOLIATH IS 12 YEARS OLDER THAN DAVID. IN SIX YEARS, GOLIATH'S AGE WILL BE TWICE OF DAVID'S AGE. HOW OLD IS GOLIATH NOW? \n" ); document.write( "
Algebra.Com's Answer #87176 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! GOLIATH IS 12 YEARS OLDER THAN DAVID. IN SIX YEARS, GOLIATH'S AGE WILL BE TWICE OF DAVID'S AGE. HOW OLD IS GOLIATH NOW? \n" ); document.write( "----------------- \n" ); document.write( "NOW DATA: \n" ); document.write( "Let David's age be \"x\" yrs. old \n" ); document.write( "Then Goliath is \"x+12\" yrs. old \n" ); document.write( "-------------------------- \n" ); document.write( "Six years from now: \n" ); document.write( "David will be \"x+6\" yrs. old \n" ); document.write( "Goliath will be \"x+18\" yrs old \n" ); document.write( "------------------------ \n" ); document.write( "EQUATION: \n" ); document.write( "G = 2D \n" ); document.write( "x+18 = 2(x+6) \n" ); document.write( "x+18 = 2x+12 \n" ); document.write( "x = 6 (David is 6 yrs old) \n" ); document.write( "x+12= 18 (Goliath is 18 yrs. old) \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |