SOLUTION: If 4,x+4 and 5-2x are the first 3 terms of an infinite GP. Whose sum is finite the value of this finite sum is?

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Question 1043664: If 4,x+4 and 5-2x are the first 3 terms of an infinite GP. Whose sum is finite the value of this finite sum is?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
%28x%2B4%29%2F4=%285-2x%29%2F%28x%2B4%29


Solve; and then evaluate
4%2Bx%2B4%2B5-2x