Answer:
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Step-by-step explanation:
16
30-14=16
the answer is inverse operations
The equation is : r + 2 = 7
1+1+1+1+1+1+1 = r + 1 +1
7 = r + 2
R = 7-2
R = 5
19 Ahahhahahqhqhw or maybe 1m HAHAHA