In Jacob’s Elementary Algebra Chapter 1 Review Set I Question 14b page 51.
“What is the total number of atoms in x propane molecules as a sum?”
The Solutions Manual for Elementary Algebra on page 14 lists the answer as:
b) 3x + 5x
The “5” is a typo. The answer should be 3x + 8x.
3x carbon atoms plus 8x hydrogen atoms
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