document.write( "Question 302807: what is the value of X in the problem
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document.write( "x+2x+20+3x-40+4x-20=360 \n" );
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Algebra.Com's Answer #217070 by london maths tutor(243)![]() ![]() You can put this solution on YOUR website! x+2x+20+3x-40+4x-20=360 \n" ); document.write( "(1+2+3+4)x+20-40-20 = 360 \n" ); document.write( "10x - 40 = 360 \n" ); document.write( "10x = 360 + 40 \n" ); document.write( "10x = 400 \n" ); document.write( "x = 400/10 \n" ); document.write( "x = 40 \n" ); document.write( " |