SOLUTION: The sum of two consecutive intergers is at least 811. What is the range of values for the first interger?

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Question 1023191: The sum of two consecutive intergers is at least 811. What is the range of values for the first interger?
Answer by ikleyn(52798) About Me  (Show Source):
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The sum of two consecutive integers is at least 811. What is the range of values for the first integer?
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You are given that

x + (x+1) >= 811.

2x + 1 >= 811,

2x >= 810,

x >= 405.