document.write( "Question 1176753: Suzy is 12 years old, which is 1.5 times her brother's age, and 25 less than her mother's age. \n" ); document.write( "
Algebra.Com's Answer #804184 by Theo(13342)![]() ![]() You can put this solution on YOUR website! s = suzy's age \n" ); document.write( "b = her brother's age \n" ); document.write( "m = her mother's age.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "equations are:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "s = 1.5 * b \n" ); document.write( "s = m - 25\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "since s = 12, the equations become:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "12 = 1.5 * b \n" ); document.write( "12 = m - 25\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for b in the first equation to get:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "b = 12 / 1.5 = 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for m in the second equation get:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "m = 12 + 25 = 37\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "her brother is 8. \n" ); document.write( "her mother is 37.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "those are your answers. \n" ); document.write( " |