document.write( "Question 941003: If 8.2 plus 1.6 times a number equals the sum of the number and 20.7 , what is the number?
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Algebra.Com's Answer #573555 by macston(5194)![]() ![]() You can put this solution on YOUR website! let X be the number \n" ); document.write( "8.2 + (1.6X)=X +20.7 subtract 8.2 from each side \n" ); document.write( "8.2+1.6X-8.2=X+20.7-8.2 \n" ); document.write( "1.6X=X+12.5 Subtract X from each side \n" ); document.write( "1.6X-X=X+12.5-X \n" ); document.write( "0.6X=12.5 Divide each side by 0.6 \n" ); document.write( "0.6X/0.6=12.5/0.6 \n" ); document.write( "X=20.83 ANSWER The number is 20.83 \n" ); document.write( "CHECK: \n" ); document.write( "8.2+1.6X=X+20.7 \n" ); document.write( "8.2+1.6(20.83)=20.83+20.7 \n" ); document.write( "8.2+33.33=41.53 \n" ); document.write( "41.53=41.53 \n" ); document.write( " \n" ); document.write( " |