document.write( "Question 492117: I'm doing my math homework, and there is one question I do not know how to solve. How do you solve:
\n" ); document.write( "-4=2/5a
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Algebra.Com's Answer #334939 by Theo(13342)\"\" \"About 
You can put this solution on YOUR website!
-4 = 2/5a\r
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\n" ); document.write( "\n" ); document.write( "multiply both sides of the equation by a to get:\r
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\n" ); document.write( "\n" ); document.write( "-4a = 2/5\r
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\n" ); document.write( "\n" ); document.write( "divide both sides of the equation by -4 to get:\r
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\n" ); document.write( "\n" ); document.write( "a = -2/20 = -1/10\r
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\n" ); document.write( "\n" ); document.write( "replace a in your original equation to get:\r
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\n" ); document.write( "\n" ); document.write( "-4 = 2/5*(-1/10) which becomes:\r
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\n" ); document.write( "\n" ); document.write( "-4 = 2/(-5/10) which becomes:\r
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\n" ); document.write( "\n" ); document.write( "-4 = 2/(-.5) which becomes:\r
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\n" ); document.write( "\n" ); document.write( "-4 = -4\r
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\n" ); document.write( "\n" ); document.write( "the value of a = -1/10 is good.\r
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\n" ); document.write( "\n" ); document.write( "in decimal form, that's a = -.1\r
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