document.write( "Question 462362: Hi. I need your help on problem solving. My math problem is as follows:
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document.write( "Four times the sum of 7 and some number is -8. What is the number?\r
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document.write( "I tried to solve this problem myself, but was told it was incorrect. Please see below for an example of how I tried to solve this problem.\r
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document.write( "4x7+(-36)= -8\r
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document.write( "I tried to pick the correct catagory for this problem, sorry if it is incorrect. \r
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document.write( "Your assistance is greatly appreciated. :-) \n" );
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Algebra.Com's Answer #316993 by amoresroy(361)![]() ![]() You can put this solution on YOUR website! Hi. I need your help on problem solving. My math problem is as follows: \n" ); document.write( "Four times the sum of 7 and some number is -8. What is the number?\r \n" ); document.write( "\n" ); document.write( "Let x = the number\r \n" ); document.write( "\n" ); document.write( "4(7+x) = -8 \n" ); document.write( "7+x = -2 \n" ); document.write( "x = -9\r \n" ); document.write( "\n" ); document.write( "The number is -9.\r \n" ); document.write( "\n" ); document.write( "To check: \n" ); document.write( "4(7-9) = -8 \n" ); document.write( "-8 = -8 \n" ); document.write( " |