document.write( "Question 6678: If the system 2x-5y=1 and -3x+7y=-3 is to be solved by elimination of x, and the first equation is multiplied by 3, then by which number should the second equation be multiplied?
\n" );
document.write( "*I think that the answer is 2.Is this correct? \n" );
document.write( "
Algebra.Com's Answer #3652 by ichudov(507) You can put this solution on YOUR website! you are fully right, that way the coefficients in front of x would be the same except for the sign. you can then add them and eliminate x. \n" ); document.write( " |