document.write( "Question 690657: tell whether the ordered pair (5,3) is a solution of the system:
\n" );
document.write( "-3x+2y=-21
\n" );
document.write( "-x-y=-2 \n" );
document.write( "
Algebra.Com's Answer #426353 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! tell whether the ordered pair (5,3) is a solution of the system: \n" ); document.write( "-3x+2y=-21 \n" ); document.write( "Sub 5 for x & 3 for y, see if it's equal. \n" ); document.write( "-3*5 + 2*3 =? 21 \n" ); document.write( "-15 + 6 =? 21 \n" ); document.write( "Not equal. \n" ); document.write( "------------- \n" ); document.write( "-x-y=-2 \n" ); document.write( "Do the same. \n" ); document.write( " |