document.write( "Question 1043309: \"1%2F%28x%28x%2B1%29%29=a%2Fx-b%2F%28x%2B1%29\"
\n" ); document.write( "In the euation above, a and b are constants. If the equation is true for all positive values of x, what is the value of b?
\n" ); document.write( "A) -1
\n" ); document.write( "B) 1
\n" ); document.write( "C) 2
\n" ); document.write( "D) 4
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Algebra.Com's Answer #658437 by josgarithmetic(39625)\"\" \"About 
You can put this solution on YOUR website!
\"1%2F%28x%28x%2B1%29%29=a%2Fx-b%2F%28x%2B1%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F%28x%28x%2B1%29%29%29%28x%28x%2B1%29%29=%28a%2Fx-b%2F%28x%2B1%29%29%28x%28x%2B1%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"1=a%28x%2B1%29-bx\"\r
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\n" ); document.write( "\n" ); document.write( "\"1=ax%2Ba-bx\"\r
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\n" ); document.write( "\n" ); document.write( "Arrange into expressions of x.\r
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\n" ); document.write( "\n" ); document.write( "\"ax-bx%2Ba=1\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28a-b%29x%2Ba=1\"\r
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\n" ); document.write( "\n" ); document.write( "Be reminded, EXPRESSIONS of x...\r
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\n" ); document.write( "\n" ); document.write( "\"%28a-b%29x%2Ba=0%2Ax%2B1\"
\n" ); document.write( "Compare the corresponding parts to build a simple system of equations.
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\n" ); document.write( "\"system%28a-b=0%2Ca=1%29\"\r
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\n" ); document.write( "\n" ); document.write( "Not yet solved for both a and b, but you can now see how to finish.
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