Answer:
4000 millilitres
Step-by-step explanation:
Answer: 6 + 8
Step-by-step Explanation: When you're adding and subtracting positives and negatives and you see a minus a negative in a problem, you can change it to plus a positive.
So 6 - (-8) can be thought of as 6 + (+8).
Mrs. Adams will use the water for 24 days.
Data;
- Mr. Adams = 12 days
- Mr. Adam + Mrs. Adam = 8 days
<h3>Fractions</h3>
To solve this problem, we have to know the fraction or proportion of water mrs. adam will use.
let mr. adam be represented by and mrs adam be represented by y
![1/x + 1/ y = 1/8\\x= 12\\1/12 + 1/y = 1/8\\1/y = 1/8 - 1/12\\1/y = 1/24\\y = 24](https://tex.z-dn.net/?f=1%2Fx%20%2B%201%2F%20y%20%3D%201%2F8%5C%5Cx%3D%2012%5C%5C1%2F12%20%2B%201%2Fy%20%3D%201%2F8%5C%5C1%2Fy%20%3D%201%2F8%20-%201%2F12%5C%5C1%2Fy%20%3D%201%2F24%5C%5Cy%20%3D%2024)
From the calculations above, Mrs. Adams will use the water for 24 days.
brainly.com/question/16981404
Learn more about fractions and proportions here;