document.write( "Question 1049892: Three years from now Jack will be three times as old as Jill Jack is ten years older than Jill how old is jack now? \n" ); document.write( "
Algebra.Com's Answer #665448 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! Let x be Jill's age NOW. Jack (x+10) \n" ); document.write( "in 3 years... \n" ); document.write( "(x+10) + 3 = 3(x+3) \n" ); document.write( " x+10 + 3 = 3x+9 \n" ); document.write( "4 = 2x \n" ); document.write( "x = 2, Jill's age now. Jack is 12 \n" ); document.write( "AND Checking \n" ); document.write( "in 3 years... \n" ); document.write( "15 = 3*5 CHECKS!\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |