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Fact is you'll never use calc or complex equations anyhow. Ratio problems are more important to day to day life.
Would you go to a plumber to argue about your appendix?
If you havent taken university level algebra then...
The answer is 2. The answer 50 years ago in most all universities was 2.
You dont need a "*" or extra parenthesis at the univ level.
The fellow is correct. They chgd that from 8th or 9th grade algebra text books to univ text books. (removed the extra symbols and made equations shorter)
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