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solution to |-2w+7|>5
1 answer
two cases:
-2w+7 > 5
-2w > -2
w < 1
-(-2w+7) > 5
2w-7 > 5
2w > 12
w > 6
http://www.wolframalpha.com/input/?i=|-2w%2B7|%3E5
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