document.write( "Question 101817: Find F(-1)given F(x)=2x+1 \n" ); document.write( "
Algebra.Com's Answer #74031 by bucky(2189)\"\" \"About 
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Given:
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\n" ); document.write( "F(x)=2x+1
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\n" ); document.write( "To find F(-1) all you do is substitute -1 for every x you have in the given function and
\n" ); document.write( "then simplify the result.
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\n" ); document.write( "So to solve this problem:
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\n" ); document.write( "(1) Go to the given function F(x) = 2x + 1
\n" ); document.write( "(2) Substitute -1 for every x in the given function to get F(-1) = 2(-1) + 1
\n" ); document.write( "(3) Simplify the right side by multiplying 2 times -1 to get -2 and then add the +1
\n" ); document.write( "(4) Continue the simplification by combining the -2 and +1 to get -1
\n" ); document.write( "(5) Write out the answer as F(-1) = -1
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\n" ); document.write( "That's the answer ... F(-1) = -1.
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\n" ); document.write( "Hope this helps you to understand what the problem asked you to do ... just evaluate the
\n" ); document.write( "given function when x is equal to -1.
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