Models and Applications · Exercise 22
Use the information to find a linear algebraic equation model to use to answer the question being asked.
Mark and Don are planning to sell each of their marble collections at a garage sale. If Don has 1 more than 3 times the number of marbles Mark has, how many does each boy have to sell if the total number of marbles is 113?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Algebra and Trigonometry 2e · §2.3 Models and Applications · Exercise 22
No hints for this one.
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