document.write( "Question 1087877: A line that includes the points (9, -7) and (8, j ) has a slope of 2. What is the value of j ?\r
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Algebra.Com's Answer #702159 by ikleyn(52787) $\"\"$ $\"About$

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document.write( "The expression for the slope gives this equation\r\n" );
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document.write( "m = ,   or  2 = ,\r\n" );
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document.write( "which is the same as \r\n" );
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document.write( " = 2,\r\n" );
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document.write( "which is equivalent to\r\n" );
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document.write( "j + 7 = -2. \r\n" );
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document.write( "Hence, j = -2 - 7 = -9.\r\n" );
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document.write( "Answer.  j = -9.\r\n" );
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