document.write( "Question 1150176: josh is 6 years older than 4 times Kim's age. The sum of their ages is less than 31. what is the oldest kim could be? show all work.\r
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Algebra.Com's Answer #771533 by ikleyn(52794) $\"\"$ $\"About$

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document.write( "Let Kim's age be x.\r\n" );
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document.write( "Then Josh's age is (4x+6)\r\n" );
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document.write( "The total is\r\n" );
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document.write( "    x + (4x+1) < 31.\r\n" );
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document.write( "Simplify and solve inequality for x\r\n" );
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document.write( "    5x + 1 < 31\r\n" );
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document.write( "    5x     < 31 - 1 = 30\r\n" );
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document.write( "     x     < 30/5 = 6\r\n" );
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document.write( "ANSWER.  Kim is younger than 6 years (1,2, 3, 4 or 5 years old).\r\n" );
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