document.write( "Question 559488: Maria is five times older than her sister Debbie. In 6 years she will only be twice as old as Debbie. How old is Maria? \n" ); document.write( "
Algebra.Com's Answer #363436 by htmentor(1343)![]() ![]() You can put this solution on YOUR website! Maria is five times older than her sister Debbie. In 6 years she will only be twice as old as Debbie. How old is Maria? \n" ); document.write( "======================= \n" ); document.write( "Let M = Maria's age now \n" ); document.write( "Then Debbie's age now = M/5 \n" ); document.write( "Given: In 6 years, Maria will be twice as old as Debbie: \n" ); document.write( "M + 6 = 2(M/5 + 6) \n" ); document.write( "Solve for M: \n" ); document.write( "M + 6 = 2M/5 + 12 \n" ); document.write( "3M/5 = 6 \n" ); document.write( "M = 10 \n" ); document.write( "So Maria is 10 years old \n" ); document.write( " |