document.write( "Question 797235: Rose is 2 years older than her brother. If their age added together is 30 years, what is the age of his brother?\r
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Algebra.Com's Answer #481728 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Rose is 2 years older than her brother. \n" ); document.write( "R = 2B \n" ); document.write( "If their age added together is 30 years. \n" ); document.write( "R + B = 30 \n" ); document.write( "Replace R with 2B from first equation. \n" ); document.write( "2B + B = 30 \n" ); document.write( "3B = 30 \n" ); document.write( "B = 10 \n" ); document.write( "Currently; \n" ); document.write( "Rose is 20 years old. \n" ); document.write( "Her brother is 10 years old. \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |