document.write( "Question 1199434: Find three consecutive even integers such that the sum of twice the first and three times the third is fourteen more than four times the second. \n" ); document.write( "
Algebra.Com's Answer #833315 by math_tutor2020(3817)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "A = 1st number \n" ); document.write( "B = 2nd number \n" ); document.write( "C = 3rd number \n" ); document.write( "Each item is a consecutive even integer. \n" ); document.write( "Eg: 4,6,8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = x \n" ); document.write( "B = x+2 \n" ); document.write( "C = x+4 \n" ); document.write( "where x is an even integer\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The phrase \"sum of twice the first and three times the third is fourteen more than four times the second\" translates to \n" ); document.write( "2A+3C = 4B+14\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Apply substitution and solve for x. \n" ); document.write( "2A+3C = 4B+14 \n" ); document.write( "2x+3(x+4) = 4(x+2)+14 \n" ); document.write( "2x+3x+12 = 4x+8+14 \n" ); document.write( "5x+12 = 4x+22 \n" ); document.write( "5x-4x = 22-12 \n" ); document.write( "x = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, \n" ); document.write( "A = x = 10 \n" ); document.write( "B = x+2 = 10+2 = 12 \n" ); document.write( "C = x+4 = 10+4 = 14\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check: \n" ); document.write( "2A+3C = 4B+14 \n" ); document.write( "2*10+3*14 = 4*12+14 \n" ); document.write( "20+42 = 48+14 \n" ); document.write( "62 = 62 \n" ); document.write( "The answers are confirmed.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "----------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: \n" ); document.write( "10,12,14 \n" ); document.write( " \n" ); document.write( " |