document.write( "Question 890188: 1.) the sum of a number and twice the number is 18. what is the number?
\n" );
document.write( "2.) eight times a number equals 35 more than a number. what is the number?
\n" );
document.write( "3.) three times the sum of 13 and a number is the same as 7 times the number decreased by 9. what is the number?
\n" );
document.write( "i need an equation as well as the answer please.
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #538772 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! 1. let x be the number, then \n" ); document.write( "x +2x = 18 \n" ); document.write( "3x + 18 \n" ); document.write( "x = 6 \n" ); document.write( "2. let x be the number \n" ); document.write( "8x = x +35 \n" ); document.write( "7x = 35 \n" ); document.write( "x = 5 \n" ); document.write( "3. let x be the number \n" ); document.write( "3(x+13) = 7x - 9 \n" ); document.write( "3x +39 = 7x -9 \n" ); document.write( "4x = 48 \n" ); document.write( "x = 12 \n" ); document.write( " \n" ); document.write( " |