document.write( "Question 72766: Hi I hope you can help.\r
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document.write( "My question is 5(2x-1)=4(4-x) I know the answer to this but I cannot figure out how you get to it. The problem I seem to be having is when do two minus signs turn to a plus. I have tried this equation in both ways and can only get the answer if the minus signs change.\r
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document.write( "Also very confusing was one of the previous questions had two minus signs and would not work unless they remained as minus signs.\r
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document.write( "So really the question for me is when do you change the signs?\r
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document.write( "Thankyou very much\r
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document.write( "Scott Young
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Algebra.Com's Answer #52053 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 5(2x-1)=4(4-x) \n" ); document.write( "10x-5=16-4x \n" ); document.write( "Add 4x to both sides to get: \n" ); document.write( "14x-5=16 \n" ); document.write( "Add 5 to both sides to get: \n" ); document.write( "14x=21 \n" ); document.write( "Divide both sides by 14 to get \n" ); document.write( "x=21/14 \n" ); document.write( "Reduce 21/14 to get: \n" ); document.write( "x=3/2 \n" ); document.write( "--------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |