document.write( "Question 349087: I am trying to solve the below problem but I have question.\r
\n" ); document.write( "\n" ); document.write( "-7(5y – 2) > 6(6y-1)\r
\n" ); document.write( "\n" ); document.write( "I first multiplied\r
\n" ); document.write( "\n" ); document.write( "-35y- -14> 36y-6\r
\n" ); document.write( "\n" ); document.write( "Then added 6 to both sides\r
\n" ); document.write( "\n" ); document.write( "-35y- -14+6>36y -6+6\r
\n" ); document.write( "\n" ); document.write( "-35y- -8>36y\r
\n" ); document.write( "\n" ); document.write( "I am confused, I am not sure if the next step is correct.
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Algebra.Com's Answer #249513 by Theo(13342)\"\" \"About 
You can put this solution on YOUR website!
I will solve it for you and then you can see where you went wrong.\r
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\n" ); document.write( "\n" ); document.write( "problem is:\r
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\n" ); document.write( "\n" ); document.write( "-7(5y – 2) > 6(6y-1) which can also be written as:\r
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\n" ); document.write( "\n" ); document.write( "-7*(5*y – 2) > 6*(6*y-1).\r
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\n" ); document.write( "\n" ); document.write( "The * indicates multiplication and can make things clearer if there is any ambiguity in how the formula is shown.\r
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\n" ); document.write( "\n" ); document.write( "remove parentheses to get:\r
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\n" ); document.write( "\n" ); document.write( "-35*y + 14 > 36*y - 6\r
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\n" ); document.write( "\n" ); document.write( "add 6 to both sides of the equation to get:\r
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\n" ); document.write( "\n" ); document.write( "-35*y + 20 > 36*y\r
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\n" ); document.write( "\n" ); document.write( "add 35*y to both sides of the equation to get:\r
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\n" ); document.write( "\n" ); document.write( "20 > 36*h + 35*y \r
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\n" ); document.write( "\n" ); document.write( "combine like terms to get:\r
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\n" ); document.write( "\n" ); document.write( "20 > 71*y\r
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\n" ); document.write( "\n" ); document.write( "divide both sides of the equation by 71 to get:\r
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\n" ); document.write( "\n" ); document.write( "20/71 > y\r
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\n" ); document.write( "\n" ); document.write( "if 20/71 > y, then:\r
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\n" ); document.write( "\n" ); document.write( "y < 20/71\r
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\n" ); document.write( "\n" ); document.write( "that should be your answer.\r
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\n" ); document.write( "\n" ); document.write( "you confirm by substituting in the original equation to see if the equation is true.\r
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\n" ); document.write( "\n" ); document.write( "take 3 values for y.\r
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\n" ); document.write( "\n" ); document.write( "pick values that are easy to calculate wherever possible.\r
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\n" ); document.write( "\n" ); document.write( "take y = 0 which is smaller than 20/71\r
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\n" ); document.write( "\n" ); document.write( "take y = 20/71 which is equal to 20/71\r
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\n" ); document.write( "\n" ); document.write( "take y = 1 which is greater than 20/71\r
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\n" ); document.write( "\n" ); document.write( "if y is smaller than 20/71, the original equation should be true.\r
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\n" ); document.write( "\n" ); document.write( "if y is greater than or equal to 20/71, the original equation should be false.\r
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\n" ); document.write( "\n" ); document.write( "the original equation is:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-7(5y – 2) > 6(6y-1)\r
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\n" ); document.write( "\n" ); document.write( "substitute 0 for y to get:\r
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\n" ); document.write( "\n" ); document.write( "14 > -6 which is true.\r
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\n" ); document.write( "\n" ); document.write( "substitute 1 for y to get:\r
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\n" ); document.write( "\n" ); document.write( "-21 > 30 which is false.\r
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\n" ); document.write( "\n" ); document.write( "substitute 20/71 for y to get:\r
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\n" ); document.write( "\n" ); document.write( "4.14084507 > 4.14084507 which is false.\r
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\n" ); document.write( "\n" ); document.write( "confirmation of y < 20/71 is good since:\r
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\n" ); document.write( "\n" ); document.write( "when y < 20/71, the original equation is true.\r
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\n" ); document.write( "\n" ); document.write( "when y >= 20/71, the original equation is false.\r
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