Answer:
Step-by-step explanation:
k (porportionality)=y/x
our point on the graph is (4,3) so our constant of porportionality is 3/4
Answer:
point C ad B located on the x axis
The cost of a visit is 50 + 100n where n is the number of cavities found. Since 2 cavities were found, simply plug in 2 for n.
50 + 100(2) = 50 + 200 = $250 (assuming the currency is US Dollars)
