Monday, January 13, 2014 at 5:44pm.
What would the expression be if the problem was "the sum of four consecutive numbers." ?
n + n + 1 + n + 2 + n + 3
Okay, but I have one question. When it says twice the sum how does that look like? Wouldn't it be
____ + ____^2 ?
No, You don't square anything.
2(____ + ____)
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