document.write( "Question 452074: determine the truth value of the statement.... how do you do this with numbers?\r
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document.write( "(15-7=22) or 4+9=13 and 9-8=1\r
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document.write( "thank you \n" );
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Algebra.Com's Answer #310772 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You really need another set of parentheses to avoid ambiguity. I can't really tell whether you mean:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Although it turns out that it doesn't matter in this situation.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "15 minus 7 is 8, not 22 so that one is false. But 4 plus 9 is 13, so true and 9 minus 8 is 1 so also true. Hence you either have:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Which, in the aggregate is True\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or you have\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Which is also true in the aggregate.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Actually, statements using numbers are easier because the truth of the statement is more objective. Even saying something like \"The grass is green\" is subject to interpretation -- what kind of grass? Are you in Phoenix in the middle of summer? But with numbers, 2 + 2 = 4 is true and 2 + 2 = 5 is false always and forever.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |