Answer:
267
Step-by-step explanation:
Answer:
10 experiments
Step-by-step explanation:
Given:
Amount of substance A = 
Amount of substance B =
Total amount of mixture = 
Now, amount used for each experiment = 
So, number of experiments conducted = 
Therefore, the number of experiments conducted are 10.
Answer:
15
Step-by-step explanation:
Let's call the mystery number x.

Hope this helps!
The perimeter of a square: P = 4s.
The equation:
4s = 12x + 52 |:4
s = 3x + 13
Answer:
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Step-by-step explanation: