document.write( "Question 49913: please help me solve this problem 9-8y>5+7y+2\r
\n" ); document.write( "\n" ); document.write( "I've tried and got the following:\r
\n" ); document.write( "\n" ); document.write( "9-7>7y+8y =2>15y =2/15>y\r
\n" ); document.write( "\n" ); document.write( "or
\n" ); document.write( "-8y-7y>7-9= -15y>-2= y<-2/15\r
\n" ); document.write( "\n" ); document.write( "is the correct answer positive or negative \n" ); document.write( "

Algebra.Com's Answer #33167 by AnlytcPhil(1807) $\"\"$ $\"About$

You can put this solution on YOUR website!

please help me solve this problem \r\n" );
document.write( "9 - 8y > 5 + 7y + 2 \r\n" );
document.write( "I've tried and got the following: \r\n" );
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document.write( " 9 - 7 > 7y + 8y    CORRECT!\r\n" );
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document.write( "     2 > 15y        CORRECT! \r\n" );
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document.write( "  2/15 > y          CORRECT! \r\n" );
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document.write( "That's perfectly correct! (But don't put equal signs\r\n" );
document.write( "between steps!)\r\n" );
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document.write( "---------------------\r\n" );
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document.write( " -8y - 7y > 7 - 9   CORRECT\r\n" );
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document.write( "     -15y > -2      CORRECT\r\n" );
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document.write( "        y < -2/15   INCORRECT!!!!!!\r\n" );
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document.write( "That last step is wrong.  You were\r\n" );
document.write( "correct to reverse the inequality\r\n" );
document.write( "symbol when you divided through by\r\n" );
document.write( "-15, but when you divided the\r\n" );
document.write( "right side, -2, by -15 you should\r\n" );
document.write( "have gotten +2/15, not -2/15, so \r\n" );
document.write( "make that last step\r\n" );
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document.write( "       y < 2/15\r\n" );
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document.write( "and it will be correct.  You do \r\n" );
document.write( "realize that this and\r\n" );
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document.write( "    2/15 > y\r\n" );
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document.write( "are equivalent statements, don't you?\r\n" );
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document.write( "Edwin

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