document.write( "Question 9588: Please help me evaluate the expression...\r
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document.write( "3 + 4[9-6 {2-5)]\r
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document.write( "step by step answer would be really appreciated.\r
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document.write( "Thank you! \n" );
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Algebra.Com's Answer #5216 by thecampusnerd(13) ![]() You can put this solution on YOUR website! Ok, for these types of problems, you need to use the Order of Operations (Parenthesis, Exponents, Mulitply, Divide, Add, and Subtract) - commonly known as PEMDAS.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, the first thing you would do would be to solve for (2-5). ----> 2-5 = -3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Then, take 9-6, which is next in line in solving the parenthesis (you always do what's in the actual parenthesis first, then what's in the brackets next). ----> 9-6 = 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Take the two answers and multiply them together. ----> [9-6(2-5)] = [3(-3)] = -9\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Next in the Order of Operations for this expression is Addition. ----> 3+4 = 7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "And you take 7 and -9 and multiply them together and you have your answer.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3+4[9-6(2-5)]\r \n" ); document.write( "\n" ); document.write( "3+4[9-6(-3)]\r \n" ); document.write( "\n" ); document.write( "3+4[3(-3)]\r \n" ); document.write( "\n" ); document.write( "3+4(-9)\r \n" ); document.write( "\n" ); document.write( "7(-9)\r \n" ); document.write( "\n" ); document.write( "= -63 \n" ); document.write( " |