document.write( "Question 1089865: If 45x^2 - 4x + c = (9x + 10)(ax + b), what is the value of c? \n" ); document.write( "
Algebra.Com's Answer #704236 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"45x%5E2-4x%2Bc=9ax%5E2%2B9xb%2B10ax%2B10b\"\r
\n" ); document.write( "\n" ); document.write( "\"leftside=9ax%5E2%2B%289b%2B10a%29x%2B10b\"\r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "Corresponding Coefficients: \"system%289b%2B10a=-4%2C10b=c%2C9a=45%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=5\"
\n" ); document.write( "-
\n" ); document.write( "\"9b%2B10a=-4\"
\n" ); document.write( "\"9b%2B50=-4\"
\n" ); document.write( "\"9b=-54\"
\n" ); document.write( "\"b=-6\"
\n" ); document.write( "-
\n" ); document.write( "\"10b=c\"
\n" ); document.write( "\"10%28-6%29=c\"
\n" ); document.write( "\"highlight%28c=-60%29\"
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