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damaskus [11]
3 years ago
10

Are heart rate and age proportional or non proportional for each method

Mathematics
1 answer:
sp2606 [1]3 years ago
5 0

Answer:

Yes

Step-by-step explanation:

For example

Doctors have two methods of calculating maximum heart rate. With the first method, maximum heart rate, y, in beats per minute is y=220−x, where x is the person’s age.

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What are the coordinate ofB'? after a translation of (x,y-6
stich3 [128]
You’re B’ coordinate would be (3,-2) the way I got this was x is zero so x would not move left nor right. The only way you would go is down because you have a negative six so you would move down 6 spaces
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4 years ago
Solve -3/4(8k-24)>-12
lisabon 2012 [21]

-\dfrac{3}{4}(8k-24) > -12\ \ \ \ |\teext{change the signs}\\\\\dfrac{3}{4}(8k-24) < 12\ \ \ \ |\cdot\dfrac{4}{3}\\\\8k-24 < 12\cdot\dfrac{4}{3}\\\\8k-24 < 4\cdot4\\\\8k-24 < 16\ \ \ \ |+24\\\\8k < 40\ \ \ \ |:8\\\\k < 5\to k\in(-\infty;\ 5)

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3 years ago
What is 3/4 hundredths as a decimal?​
vladimir1956 [14]

Answer:

<h2>0.75</h2>

Step-by-step explanation:

I hope this helps

3 0
3 years ago
Read 2 more answers
A car produces 53.9 tons of carbon dioxide over a 7 year period. Find its carbon footprint (tons of carbon dioxide per year).
Marina86 [1]

Answer:

carbon footprint

  7.7 tons

Step-by-step explanation:

Given that,

carbon dioxide produced by a car over 7 year period = 53.5 tons

To find,

carbon footprint <em>(tons of carbon dioxide per year)</em>

7 years ------> 53.5 tons

1 year   -------> 53.9/7 tons

= 7.7 tons

tons of carbon dioxide produced per year = 7.7

8 0
4 years ago
Which expression is equivalent to 9x − 12?
beks73 [17]
<h3>✽ - - - - - - - - - - - - - - - ~<u>Hello There</u>!~ - - - - - - - - - - - - - - - ✽</h3>

➷ Find the greatest common factor of 9 and 12

It would be 3

9x/3 = 3x

-12/3 = -4

The correct option is C. 3(3x - 4)

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

3 0
3 years ago
Read 2 more answers
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