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document.write( "One number is 4 times a first number. A third number is 100 more than the first number. If the sum of the three numbers is 286, find the number. \n" );
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Algebra.Com's Answer #427222 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! LET X BE THE FIRST NUMBER. \n" ); document.write( "4X IS THE NEXT NUMBER. \n" ); document.write( "X=100 IS THE NEXT NUMBER. \n" ); document.write( "X+4X+X+100=286 \n" ); document.write( "6X=286-100 \n" ); document.write( "6X=186 \n" ); document.write( "X=186/6 \n" ); document.write( "X=31 ANS. FOR THE FIRST NUMBER. \n" ); document.write( "4*31=124 ANS. FOR THE NEXT NUMBER. \n" ); document.write( "31+100=131 ANS. FOR THE NEXT NUMBER. \n" ); document.write( "PROOF: \n" ); document.write( "31+124+131=286 \n" ); document.write( "286=286 \n" ); document.write( " |