document.write( "Question 312158: Find three consecutive integers such that the sum of the first and twice the second is 122 minus three times the third. \n" ); document.write( "
Algebra.Com's Answer #223219 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! Let x, x+1 & x+2 be the 3 integers. \n" ); document.write( "x+2(x+1)=122-3(x+2) \n" ); document.write( "x+2x+2=122-3x-6 \n" ); document.write( "x+2x+3x=122-6-2 \n" ); document.write( "6x=114 \n" ); document.write( "x=19 ans. for the smaller integer. \n" ); document.write( "19+1=20 ans. for the middle integer. \n" ); document.write( "19+2=21 ans. for the largest integer integer. \n" ); document.write( "Proof: \n" ); document.write( "19+2*20=122-3*21 \n" ); document.write( "19+40=122-63 \n" ); document.write( "59=59 \n" ); document.write( " |