The amount of gold coating in millimeters needed for the ring is the difference between the total coating and the coating that has already been applied. From the given above, that would be,
0.03 mm - 0.021 mm = 0.009 mm
Thus, the answer to this question is letter B.
The answer is 7!
The number In front of the variable is always the coefficient.
Answer:
A, B, E
Step-by-step explanation:
I attached everything that I thought it would help you.
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Step-by-step explanation:
I didn't write language hope u get it