Answer:
Step-by-step explanation:
When you find the sum of a number you are adding two or more numbers together. therefore the only answer that you could use to get a sum of 5 when your first term is 12 would be -7
They expect a good test grade A+
Answer:
420/30=14 beats per second, meanin 1680 beats is your answer.
Step-by-step explanation:
Answer:
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