document.write( "Question 1053868: 1) If f(x) = 19-x find the value of f(0.5)\r
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Algebra.Com's Answer #669046 by Alan3354(69443)\"\" \"About 
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1) If f(x) = 19-x find the value of f(0.5)
\n" ); document.write( "Wherever you see x, sub 0.5
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\n" ); document.write( "2) If f(x) = 30 - 4x find the value of f(4)
\n" ); document.write( "Wherever you see x, sub 4
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