document.write( "Question 56095: The product of 8 in the sum of 4 and a number is 112. What is the number? \r
\n" );
document.write( "\n" );
document.write( "The quotient of a number and 3 is the same as the difference of the number doubled and 5. What is the number?\r
\n" );
document.write( "\n" );
document.write( "The sum of three numbers is 69. If the second number is equal to the first diminished by 8, and the third number is 5 times the first, what are the numbers? \r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #38048 by stanbon(75887) ![]() You can put this solution on YOUR website! The product of 8 in the sum of 4 and a number is 112. What is the number? \n" ); document.write( "8(4+x)=112 \n" ); document.write( "32+8x=112 \n" ); document.write( "8x=80 \n" ); document.write( "x=10 \n" ); document.write( "---------------- \n" ); document.write( "The quotient of a number and 3 is the same as the difference of the number doubled and 5. What is the number? \n" ); document.write( "x/3 = 2x-5 \n" ); document.write( "Multiply thru by 3 to get: \n" ); document.write( "x=2x^2-5x \n" ); document.write( "2x^2-6x=0 \n" ); document.write( "2x(x-3)=0 \n" ); document.write( "x=0 or x=3 \n" ); document.write( "-------------- \n" ); document.write( "The sum of three numbers is 69. If the second number is equal to the first diminished by 8, and the third number is 5 times the first, what are the numbers? \n" ); document.write( "Let the 1st be \"x\". \n" ); document.write( "The second is x-8 \n" ); document.write( "The third is 5x \n" ); document.write( "EQUATION: \n" ); document.write( "x+x-8+5x=69 \n" ); document.write( "7x-8=69 \n" ); document.write( "7x=77 \n" ); document.write( "x=11 \n" ); document.write( "---------- \n" ); document.write( "1st=x=11 \n" ); document.write( "2nd=x-8=11-8=3 \n" ); document.write( "3rd=5x=55 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |