document.write( "Question 478730: ASSOCIATIVE LAW OF ADDITION\r
\n" ); document.write( "\n" ); document.write( "4r+(9+s) \n" ); document.write( "

Algebra.Com's Answer #328085 by MathLover1(20850) $\"\"$ $\"About$

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\r
\n" ); document.write( "\n" ); document.write( "for any three numbers $\"a%7D%7D%2C+%7B%7B%7Bb\"$ , and $\"c\"$ the associative law is expressed as $\"%28a+%2B+b%29%2B+c+=+a+%2B%28b+%2B+c%29\"$ ....or... $\"a+%2B%28b+%2B+c%29=%28a+%2B+b%29%2B+c+\"$ \r
\n" ); document.write( "\n" ); document.write( "so, you will have:\r
\n" ); document.write( "\n" ); document.write( " $\"4r%2B%289%2Bs%29=%284r%2B9%29%2Bs\"$ \n" ); document.write( "

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