document.write( "Question 1111502: Hooke's Law says that the force exerted by the spring in a spring scale varies directly with the distance that the spring is stretched. If a 39 pound mass suspended on a spring scale stretches the spring 8 inches, how far will a 50 pound mass stretch the spring? \n" ); document.write( "

Algebra.Com's Answer #726509 by ikleyn(52795) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "Direct proportion\r\n" );
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document.write( " = .\r\n" );
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document.write( "Find x = .\r\n" );
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document.write( "Use your calculator.\r\n" );
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\n" ); document.write( "There is a bunch of lessons on proportions in this site:\r
\n" ); document.write( "\n" ); document.write( "    - Proportions\r
\n" ); document.write( "\n" ); document.write( "    - Using proportions to solve word problems \r
\n" ); document.write( "\n" ); document.write( "    - Using proportions to solve word problems in Physics \r
\n" ); document.write( "\n" ); document.write( "    - Using proportions to solve Chemistry problems\r
\n" ); document.write( "\n" ); document.write( "    - Using proportions to estimate the number of fish in a lake\r
\n" ); document.write( "\n" ); document.write( "    - HOW TO algebreze and solve this problem using proportions \r
\n" ); document.write( "\n" ); document.write( "    - OVERVIEW of lessons on proportions\r
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\n" ); document.write( "\n" ); document.write( "These lessons were written specially for you. \r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert in this area.\r
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\n" ); document.write( "\n" ); document.write( "Start from the very first lesson.\r
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