document.write( "Question 85118This question is from textbook Algebra 1
\n" ); document.write( ": \"4%2F%28x%2B1%29\" = \"3%2F%28x-2%29\" \n" ); document.write( "
Algebra.Com's Answer #61672 by scianci(186)\"\" \"About 
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Cross-multiply:
\n" ); document.write( "4(x - 2) = 3(x + 1)
\n" ); document.write( "Distribute:
\n" ); document.write( "4x - 8 = 3x + 3
\n" ); document.write( "Get variables to one side and constants to the other:
\n" ); document.write( "4x - 3x = 3 + 8 [subtract 3x from both sides and add 8 to both sides]
\n" ); document.write( "Simplify:
\n" ); document.write( "x = 11 [potentially]
\n" ); document.write( "Check for extraneous solutions [denominaotrs can't = 0]:
\n" ); document.write( "x + 1 = 11 + 1 = 12 ; this is not = 0
\n" ); document.write( "x - 2 = 11 - 2 = 9 ; this is not = 0
\n" ); document.write( "x = 11 is a valid solution
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