N represents the total number of water bottles for A the entire month. n represents the total number of water bottles in one shipment. n represents the total weight C of one shipment. n represents the total number of shipments in one month. A-n represents the total number of water bottles for A the entire month.

B-n represents the total number of water bottles in one shipment.

C-n represents the total weight of one shipment.

D-n represents the total number of shipments in one month.

6 spoons of sugar for every 21 cups of flour

step-by-step explanation:

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

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step-by-step explanation:

there are 25 people coming to the party

step-by-step explanation:

the text says that there will be 22 children at this party, 1 teacher, and 2 parents. so if you add them all together (22+1+2) it will equal 25. (=25)