document.write( "Question 985213: Isabel is twice the age of her brother the sum of their age is 6 how old is Isabels brother
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Algebra.Com's Answer #606035 by macston(5194)![]() ![]() You can put this solution on YOUR website! B=brother's age; I=Isabel's age=2B \n" ); document.write( "B+I=6 Substitute for I \n" ); document.write( "B+2B=6 \n" ); document.write( "3B=6 \n" ); document.write( "B=2 \n" ); document.write( "ANSWER: Isabel's brother is 2 years old. \n" ); document.write( " |