document.write( "Question 323144: Hi; I wondered if you could help me with these problems. I am getting \"tangled up\" in all the -neg, and exponents.\r
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\n" ); document.write( "\n" ); document.write( "1. multiply 6/-5 x -3/4 x (-2)\r
\n" ); document.write( "\n" ); document.write( "and\r
\n" ); document.write( "\n" ); document.write( "2. evaluate (1-2^3)^2 -4 (-5)\r
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\n" ); document.write( "\n" ); document.write( "I appreciate your time and help!
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Algebra.Com's Answer #231322 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
A good fact to keep in mind is
\n" ); document.write( "\"a%2F%28-b%29+=+-a%2Fb\"
\n" ); document.write( "\"%28-a%29%2Fb+=+-a%2Fb\", so
\n" ); document.write( "\"6%2F%28-5%29+=+-6%2F5\"
\n" ); document.write( "\"%28-6%2F5%29%2A%28-3%2F4%29%2A%28-2%29\"
\n" ); document.write( "Notice the general form (-) x (-) x (-)
\n" ); document.write( "(-) x (-) = (+), so you have
\n" ); document.write( "(+) x (-) = (-)
\n" ); document.write( "That takes care of your signs, and you have
\n" ); document.write( "\"%28-6%2F5%29%2A%28-3%2F4%29%2A%28-2%29+=+-%286%2F5+%2A+3%2F4+%2A+2%29\"
\n" ); document.write( "\"+-%286%2F5+%2A+3%2F4+%2A+2%29+=+-36%2F20\"
\n" ); document.write( "\"-36%2F20+=+-9%2F5\"
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\n" ); document.write( "\"%281+-+2%5E3%29%5E2+-+4%2A%28-5%29\"
\n" ); document.write( "A helpful rule is \"whenever possible, work from the inside out\"
\n" ); document.write( "\"%281+-+2%5E3%29%5E2+-+4%2A%28-5%29+=+%281+-+8%29%5E2+-+4%2A%28-5%29\"
\n" ); document.write( "\"%28-7%29%5E2+-+4%2A%28-5%29+=+49+-+4%2A%28-5%29\"
\n" ); document.write( "\"49+-+%28-20%29+=+49+%2B+20\"
\n" ); document.write( "\"49+%2B+20+=+69\"
\n" ); document.write( "I just used the rule
\n" ); document.write( "\"-a%2A%28-b%29+=+ab\"
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