document.write( "Question 418264: having troble helping my son with the following eq:
\n" ); document.write( "F(x)=mx+b /
\n" ); document.write( "The work sheet gives 3, 5 and 7 as inputs (x) and resulting output (F) being 5, 7, 9
\n" ); document.write( "F(x) = x+2\r
\n" ); document.write( "\n" ); document.write( "They want him to take it out two more places.
\n" ); document.write( "I know the answer.
\n" ); document.write( "How do I explain this to him. \n" ); document.write( "

Algebra.Com's Answer #292752 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!
having troble helping my son with the following eq:
\n" ); document.write( "F(x)=mx+b /
\n" ); document.write( "The work sheet gives 3, 5 and 7 as inputs (x) and resulting
\n" ); document.write( "output (F) being 5, 7, 9 \r
\n" ); document.write( "\n" ); document.write( "F(x) = x+2
\n" ); document.write( "

\r\n" );
document.write( "The reason the input of 3 has the resulting output 5 is because if you\r\n" );
document.write( "replace x by 3 in F(x) = x+2\r\n" );
document.write( "you get:\r\n" );
document.write( "\r\n" );
document.write( "F(3) = 3+2\r\n" );
document.write( "\r\n" );
document.write( "F(3) = 5\r\n" );
document.write( "\r\n" );
document.write( "The reason the input of 5 has the resulting output 7 is because if you\r\n" );
document.write( "replace x by 5 in F(x) = x+2\r\n" );
document.write( "you get:\r\n" );
document.write( "\r\n" );
document.write( "F(5) = 5+2\r\n" );
document.write( "\r\n" );
document.write( "F(5) = 7\r\n" );
document.write( "\r\n" );
document.write( "The reason the input of 7 has the resulting output 9 is because if you\r\n" );
document.write( "replace x by 7 in F(x) = x+2\r\n" );
document.write( "you get:\r\n" );
document.write( "\r\n" );
document.write( "F(7) = 7+2\r\n" );
document.write( "\r\n" );
document.write( "F(7) = 9\r\n" );
document.write( "\r\n" );
document.write( "Therefore to find the resulting output for the input 9, you replace\r\n" );
document.write( "x by 9 in F(x) = x+2\r\n" );
document.write( "and get:\r\n" );
document.write( "\r\n" );
document.write( "F(9) = 9+2\r\n" );
document.write( "\r\n" );
document.write( "F(9) = 11\r\n" );
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document.write( "So the input of 9 gives the resulting output of 11\r\n" );
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document.write( "Therefore to find the resulting output for the input 11, you replace\r\n" );
document.write( "x by 11 in F(x) = x+2\r\n" );
document.write( "and get:\r\n" );
document.write( "\r\n" );
document.write( "F(11) = 11+2\r\n" );
document.write( "\r\n" );
document.write( "F(11) = 13\r\n" );
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document.write( "So the input of 11 gives the resulting output of 13\r\n" );
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document.write( "I suppose this is what they mean by \"take it out two more places\".\r\n" );
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document.write( "Edwin

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