If your heart beats 150 beats in 2 minutes, what is the unit rate?

step-by-step explanation:

the first 5 right here the next 5 i will upload as separate question

exa:

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3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.