Question: Didi takes her pulse for 10 sec and counts 13 beats. How many beats per minute is this? 3a + 2b + 5a - 86

Didi takes her pulse for 10 sec and counts 13 beats. How many beats per minute is this?

Didi takes her pulse for 10 sec and counts 13 beats. How

3a + 2b + 5a - 86 - 9a

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