Answer:
When we stand our muscles are working a little bit, and if we're moving around, our muscles are working even more, so we sit down to take a little bit of a break, but the problem starts when we sit down for too long. ... If we sit for too long, it's not good for our heart.
Step-by-step explanation:
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Answer:
c = 2 or c = -2
Step-by-step explanation:

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Answer:
7l=2l+r
Step-by-Step explanation: