nae276
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PLEASE HELP!! :)

Gilbert was thinking of a number. He doubled up it and added 5. What equation shows how to find his original number if the result was 29?

A. 2n + 5 = 29
B. 1/2n + 5 = 29
C. n + 5 = 1/2 29
D. 2n = 29 + 5