document.write( "Question 759618: Solve the Proportion for x: 21/x = 7/5 \n" ); document.write( "
Algebra.Com's Answer #462134 by oscargut(2103)\"\" \"About 
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Solve the Proportion for x: 21/x = 7/5\r
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\n" ); document.write( "\n" ); document.write( "21 = 7x/5\r
\n" ); document.write( "\n" ); document.write( "21(5)=7x\r
\n" ); document.write( "\n" ); document.write( "x = (21/7)5\r
\n" ); document.write( "\n" ); document.write( "x = 3(5)\r
\n" ); document.write( "\n" ); document.write( "x = 15\r
\n" ); document.write( "\n" ); document.write( "Answer: x = 15\r
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