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Sliva [168]
3 years ago
15

What is your hart rate if you count 18 beats in 15 seconds

Mathematics
1 answer:
inna [77]3 years ago
4 0

Answer:

Your heart rate would be 72 beats per minute

Step-by-step explanation:

You need to get 60 minutes so If you multiply 15 by 4, its 60. Do the same for 18 and your heart rate is 72 beats per minute

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Step-by-step explanation:

Hi there!

We are given the inequality 7+7(x+4)>21, and we want to solve it

Solving an inequality is a lot like solving an equation; we want to isolate x on one side by itself.

So to start, we'll preform the distributive property on 7(x+4) (multiply x by 7, then multiply 4 by 7 and add those two together).

7+7x+28>21

Now combine like terms.

7x+35>21

Subtract 35 from both sides

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Divide both sides by 7

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Hope this helps!

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