document.write( "Question 988781: 5 times the difference of a number and 20 is the same as half the sum of 4 more than 4 times a number. Solution
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Algebra.Com's Answer #609343 by Shai(25)![]() ![]() You can put this solution on YOUR website! Lets solve the lhs first \n" ); document.write( "5 times the difference of a number and 20 \n" ); document.write( "Let the number be x \n" ); document.write( "5(x-20) \n" ); document.write( "Now lets solve for the RHS \n" ); document.write( "Half the sum of 4 more than 4 times the \n" ); document.write( "Number \n" ); document.write( "1/2(4+4x) \n" ); document.write( "So the equation becomes \n" ); document.write( "5(x-20)=1/2(4+4x) \n" ); document.write( "2(5x-100)=2(2+2x) \n" ); document.write( "3x=102 \n" ); document.write( "x=34 \n" ); document.write( " |