The variables $x$ and $y$ are related such that each time $x$ increases by $4, y$ decreases by 3. If the function goes through the point $(8,-5)$, which of the equations below represents the function?
Answer (3)
Answer: 6 is the only multiple of three that would work. ;
You would multiply 12/2=6 6 ∗ 3 = 18 for 3 magazines
Ken can only buy magazines for $6 each, as it's the only multiple of $3 that fits into his total spending of $12 for two magazines.
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