document.write( "Question 332295: 15x^2+36=-48x \n" ); document.write( "
Algebra.Com's Answer #238148 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"15x%5E2%2B36=-48x\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"15x%5E2%2B48x%2B36=0\" Add 48x to both sides.\r
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\n" ); document.write( "\n" ); document.write( "Notice that the quadratic \"15x%5E2%2B48x%2B36\" is in the form of \"Ax%5E2%2BBx%2BC\" where \"A=15\", \"B=48\", and \"C=36\"\r
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\n" ); document.write( "\n" ); document.write( "Let's use the quadratic formula to solve for \"x\":\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-B+%2B-+sqrt%28+B%5E2-4AC+%29%29%2F%282A%29\" Start with the quadratic formula\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%2848%29+%2B-+sqrt%28+%2848%29%5E2-4%2815%29%2836%29+%29%29%2F%282%2815%29%29\" Plug in \"A=15\", \"B=48\", and \"C=36\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B-+sqrt%28+2304-4%2815%29%2836%29+%29%29%2F%282%2815%29%29\" Square \"48\" to get \"2304\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B-+sqrt%28+2304-2160+%29%29%2F%282%2815%29%29\" Multiply \"4%2815%29%2836%29\" to get \"2160\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B-+sqrt%28+144+%29%29%2F%282%2815%29%29\" Subtract \"2160\" from \"2304\" to get \"144\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B-+sqrt%28+144+%29%29%2F%2830%29\" Multiply \"2\" and \"15\" to get \"30\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B-+12%29%2F%2830%29\" Take the square root of \"144\" to get \"12\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-48+%2B+12%29%2F%2830%29\" or \"x+=+%28-48+-+12%29%2F%2830%29\" Break up the expression. \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-36%29%2F%2830%29\" or \"x+=++%28-60%29%2F%2830%29\" Combine like terms. \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+-6%2F5\" or \"x+=+-2\" Simplify. \r
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\n" ); document.write( "\n" ); document.write( "So the solutions are \"x+=+-6%2F5\" or \"x+=+-2\" \r
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