ronalthamarc7 ronalthamarc7

29-09-2017
Mathematics

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What value of x is in the solution set of –5x – 15 > 10 + 20x?

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texaschic101 texaschic101

29-09-2017

-5x - 15 > 10 + 20x...subtract 10 from both sides, add 5x to both sides
-10 - 15 > 20x + 5x ...simplify
-25 > 25x...divide both sides by 25
-25/25 > x ....reduce
-1 > x or x < -1 <===

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