document.write( "Question 188129: y-2=-4\r
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Algebra.Com's Answer #141021 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
If the equation is simply \"y-2=-4\", then...\r
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\n" ); document.write( "\n" ); document.write( "\"y-2=-4\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"y=-4%2B2\" Add 2 to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"y=-2\" Combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "The solution is \"y=-2\" (if the equation is \"y-2=-4\")\r
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\n" ); document.write( "\n" ); document.write( "OR....\r
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\n" ); document.write( "\n" ); document.write( "Note: Use the caret symbol ^ to signify an exponent\r
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\n" ); document.write( "\n" ); document.write( "Ex: x squared = x^2\r
\n" ); document.write( "\n" ); document.write( "Ex: y to the negative 2nd power = y^(-2)\r
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\n" ); document.write( "\n" ); document.write( "If the problem is really \"y%5E%28-2%29=-4\" (since you posted the problem to the exponents section), then....\r
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\n" ); document.write( "\n" ); document.write( "\"y%5E%28-2%29=-4\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"1%2Fy%5E2=-4\" Rewrite \"y%5E%28-2%29\" as \"1%2Fy%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"1=-4y%5E2\" Multiply both sides by \"y%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"1%2F%28-4%29=y%5E2\" Divide both sides by \"-4\"\r
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\n" ); document.write( "\n" ); document.write( "\"-1%2F4=y%5E2\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "\"y%5E2=-1%2F4\" Rearrange the equation\r
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\n" ); document.write( "\n" ); document.write( "\"y=sqrt%28-1%2F4%29\" or \"y=-sqrt%28-1%2F4%29\" Take the square root of both sides\r
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\n" ); document.write( "\n" ); document.write( "\"y=%281%2F2%29i\" or \"y=-%281%2F2%29i\" Simplify \r
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\n" ); document.write( "\n" ); document.write( "So the solutions are \"y=%281%2F2%29i\" or \"y=-%281%2F2%29i\" (if the equation is \"y%5E%28-2%29=-4\")
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