Lets first figure out what each of the words mean in symbols.
Three less: - 3
a number: x (you can use any variable, but the question says to use x)
five times a number: 5x
is 12: = 12
Now we need to put the equation together.
5x - 3 = 12 is the sequence that Danny wrote.
Step-by-step explanation:
5th 55566 I have been trying for the best for
This looks like a part of a full question. We need to know the acceleration due to gravity, water density, the power of the water or speed at which it flows to the reservoir. We also need to know the diameter of the pipe, the number of hours we are considering in this question because you mentioned the it will be delivered at night.