document.write( "Question 356300: the answer to equation1: F=9/5C+32
\n" ); document.write( " equation2:f=c using substitution method
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Algebra.Com's Answer #254348 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,
\n" ); document.write( "F = 9/5C+32
\n" ); document.write( "substituting F = C
\n" ); document.write( "C = 9/5C + 32
\n" ); document.write( "(-4/5)C = 32
\n" ); document.write( "C = (-5/4)32 = -40 \n" ); document.write( "
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