document.write( "Question 20893: The number –5 is in the range of the function f(x) = 4x – 9. Find an element in the domain that corresponds to –5 and show as an ordered pair. \n" ); document.write( "
Algebra.Com's Answer #12067 by rapaljer(4671)\"\" \"About 
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If the number -5 is in the range, this means that f(x) = -5. The question is to find the element in the domain, that is, find the value of x that corresponds to y=-5.\r
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\n" ); document.write( "\n" ); document.write( "f(x) = 4x - 9
\n" ); document.write( "-5 = 4x -9\r
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\n" ); document.write( "\n" ); document.write( "Add +9 to each side:
\n" ); document.write( "-5 + 9 = 4x -9 +9
\n" ); document.write( "4 = 4x\r
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\n" ); document.write( "\n" ); document.write( "Divide by 4:
\n" ); document.write( "x= 1\r
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\n" ); document.write( "\n" ); document.write( "Ordered pair: (x,y) = (1, -5)\r
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\n" ); document.write( "\n" ); document.write( "R^2 at SCC
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