document.write( "Question 1190203: A. Translate. (Do not simplify or solve.)
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document.write( "Eight more than k exceeds 23.\r
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document.write( "B. Solve. (Simplify your answer completely.)\r
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document.write( "C. Write the solution in interval notation.\r
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document.write( "D.Graph on the number line.\r
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Algebra.Com's Answer #821796 by math_tutor2020(3817)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Part A\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The \"k+8\" part represents \"8 more than k\". \n" ); document.write( "Whatever k is, add on 8. This sum exceeds 23, meaning it's larger than 23.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "=================================================== \n" ); document.write( "Part B\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "To isolate k, we subtract 8 from both sides. We solve the inequality just like it was an equation. The inequality sign won't flip.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "===================================================\r \n" ); document.write( "\n" ); document.write( "Part C\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The result of part B was k > 15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "This is the same as 15 < k. I swapped both sides and flipped the inequality sign.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We can further say 15 < k < infinity to tell us that the interval starts at 15 and \"ends\" at positive infinity. \n" ); document.write( "I put \"ends\" in quotes because the interval doesn't really end of course. It goes on forever to the right.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We aren't including either endpoint, so we use parenthesis for each endpoint.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: (15, infinity) \n" ); document.write( "Use the infinity symbol in place of the word if necessary.\r \n" ); document.write( "\n" ); document.write( "=================================================== \n" ); document.write( "Part D\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Follow these steps
\n" ); document.write( "The value k = 15 itself is not part of the solution set. \n" ); document.write( "This is because k > 15 would update to 15 > 15 which is false. \n" ); document.write( "No number is larger than itself. This is why we need the open hole at the endpoint. \n" ); document.write( " \n" ); document.write( " |