document.write( "Question 159284: Jamie is 4 years younger than her brother. 5 years from now, the sum of their ages will be 32. Find Jamie's present age. \n" ); document.write( "
Algebra.Com's Answer #117430 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Jamie is 4 years younger than her brother. 5 years from now, the sum of their ages will be 32. Find Jamie's present age. \n" ); document.write( ". \n" ); document.write( "Let B = Jamie's Brother's age \n" ); document.write( "then because \"Jamie is 4 years younger than her brother\" we get \n" ); document.write( "B-4 = Jamie's age \n" ); document.write( ". \n" ); document.write( "From: \"5 years from now, the sum of their ages will be 32\" we get our formula: \n" ); document.write( "(B+5)+ (B-4+5) = 32 \n" ); document.write( "(B+5)+ (B+1) = 32 \n" ); document.write( "B+5+B+1 = 32 \n" ); document.write( "2B+6 = 32 \n" ); document.write( "2B = 26 \n" ); document.write( "B = 13 (Jamie's brother age) \n" ); document.write( ". \n" ); document.write( "Jamie's age: \n" ); document.write( "B-4 = 13-4 = 9 years old (Jamie's age) \n" ); document.write( " \n" ); document.write( " |