document.write( "Question 27816: How do you find the difference of -20 - -30? \n" ); document.write( "
Algebra.Com's Answer #15151 by wuwei96815(245) ![]() You can put this solution on YOUR website! -20 - -30 = -20 + 30 = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Rememeber a - and a - equal a + \n" ); document.write( " |