document.write( "Question 550486: HHHHEEELLLPPPP.....one more please??? solve using substitution method......5x + 7y = -23 and -8x + y = 49 type an ordered pair \n" ); document.write( "
Algebra.Com's Answer #358788 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! y = 49 + 8x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ 5x + 7(49 + 8x) = -23 ___ 5x + 343 + 56x = -23\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for x, and then substitute back to find y \n" ); document.write( "(use any equation that has both x and y) \n" ); document.write( " |