document.write( "Question 720944: if the lengths of the sides of a triangle ABC is 3,x+3, and 9 what are all possible values of x? \n" ); document.write( "
Algebra.Com's Answer #442094 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "3, x+3, and 9\r\n" );
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document.write( "The three inequalities every triangle must have are\r\n" );
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document.write( "1. first side + second side > third side\r\n" );
document.write( "2. first side + third side > second side\r\n" );
document.write( "3. second side + third side > first side\r\n" );
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document.write( "So\r\n" );
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document.write( "1.   3 + x+3 > 9\r\n" );
document.write( "         6+x > 9\r\n" );
document.write( "           x > 3\r\n" );
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document.write( "2.   2 + 9 > x+3\r\n" );
document.write( "        11 > x+3\r\n" );
document.write( "         8 > x\r\n" );
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document.write( "3.   x+3 + 9 > 3\r\n" );
document.write( "      x + 12 > 3\r\n" );
document.write( "           x > -9\r\n" );
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document.write( "All those will be true if 3 < x < 8\r\n" );
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document.write( "Edwin
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