document.write( "Question 856028: If x+3,3x-4 are in AP. Find the value of x
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Algebra.Com's Answer #515701 by richwmiller(17219)\"\" \"About 
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\n" ); document.write( "3x-4-(x+3)=2x-7 \r
\n" ); document.write( "\n" ); document.write( "3x-4+2x-7=5x-11 next term
\n" ); document.write( "5x-11-(3x-4)=3x-4-(x+3)
\n" ); document.write( "x+3-(2x-7) = -x-4 previous term\r
\n" ); document.write( "\n" ); document.write( "d = 2n+1, x = n+4\r
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