document.write( "Question 331100: Simplify the expression, Identify the constants, coefficients,variables of simplfied expression.\r
\n" ); document.write( "\n" ); document.write( "(9m^2n - 8mn + 4mn^2) - (7m^2n + 6mn - 7mn^2)\r
\n" ); document.write( "\n" ); document.write( "I do not understand this could someone please help me?
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Algebra.Com's Answer #237359 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"%289m%5E2n+-+8mn+%2B+4mn%5E2%29+-+%287m%5E2n+%2B+6mn+-+7mn%5E2%29\"
\n" ); document.write( "\"9m%5E2%2An+-+7m%5E2%2An+-+8m%2An+%2B+6m%2An+%2B+4m%2An%5E2+-+7m%2An%5E2\"
\n" ); document.write( "\"2m%5E2%2An+-+2m%2An+-+3m%2An%5E2\"
\n" ); document.write( "\"m%2A%282m%2An+-+2n+-+3n%5E2%29\"
\n" ); document.write( "\"m%2An%2A%282m+-+2+-+3n%29\"
\n" ); document.write( "2,-2,and -3 are coefficients
\n" ); document.write( "There are no constants
\n" ); document.write( "m and n are the variables
\n" ); document.write( "Maybe they want something else, but
\n" ); document.write( "I don't know what it could be\r
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