document.write( "Question 422882: The sum of three numbers is 44. The second is three times the first and the third is 6 less than the first. find the numbers. \n" ); document.write( "
Algebra.Com's Answer #295073 by htmentor(1343) You can put this solution on YOUR website! 1) x + y + z = 44 \n" ); document.write( "2) y = 3x \n" ); document.write( "3) z = x - 6 \n" ); document.write( "Substitute the value of y in 2) into equation 1): \n" ); document.write( "x + 3x + z = 44 -> 4x + z = 44 \n" ); document.write( "Solve above equation for z in terms of x: \n" ); document.write( "z = 44 - 4x \n" ); document.write( "Substitute the above value for z into equation 3): \n" ); document.write( "44 - 4x = x - 6 -> 5x = 50 -> x = 10 \n" ); document.write( "Therefore, from 2), y = 3*10 = 30 \n" ); document.write( "And finally, from 3) z = 10 - 6 -> z = 4 \n" ); document.write( "Ans: x=10,y=30,z=4 \n" ); document.write( " |