document.write( "Question 624619: 3(4x+9)-2(7x-12)=81-3x..
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document.write( "12x + 27 - 14x - 24 =81-3x..
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document.write( "12x + 27 (-27) -14x-24 = 81-27 -3x
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document.write( "12x -14x -24 = 54-3x
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document.write( "12x-14x-24 (+24) = 54 + 24 -3x
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document.write( "12x-14x=78-3x
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document.write( "-2x=78-3x
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document.write( "-2x + (3x)=78-3x + 3x
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document.write( "1x=78 (the answer should be 30) help please \n" );
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Algebra.Com's Answer #392908 by richwmiller(17219) You can put this solution on YOUR website! second line should be\r \n" ); document.write( "\n" ); document.write( "12x + 27 - 14x + 24 =81-3x \n" ); document.write( "(-2)*(-12)=+24 \n" ); document.write( "so we get \n" ); document.write( "-2x+51=81-3x \n" ); document.write( "subtract 51 \n" ); document.write( "-2x=30-3x \n" ); document.write( "add 3x \n" ); document.write( "x=30 \n" ); document.write( " \n" ); document.write( " |