document.write( "Question 1084686: Caroline is 12 years older than Nick. Mark is 4 years younger than Nick. If the total of their ages is 44, how old is the youngest of them?
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Algebra.Com's Answer #698735 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "Make Nick's age = x \n" ); document.write( "Caroline's age = x + 12 \n" ); document.write( "Mark's age = x - 4 \n" ); document.write( "x + (x + 12) + (x - 4) \n" ); document.write( "Remove brackets \n" ); document.write( "x + x + 12 + x - 4 = 44 \n" ); document.write( "Collect like terms \n" ); document.write( "3x = 44 - 12 + 4 \n" ); document.write( "3x = 36 \n" ); document.write( "x = 12 \n" ); document.write( "Mark is 8 yrs old \n" ); document.write( "Nick is 12 yrs old \n" ); document.write( "Caroline is 24 yrs old \n" ); document.write( "Youngest is Mark = 8 years old. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " \n" ); document.write( " |