Independent quantity (x) is number of races won
dependent quantity f(x)...or y is total virtual money
the function is : f(x) = 500x + 5000 or y = 500x + 5000
Answer: 20%
Step-by-step explanation:
Rule of 3, let's put the money on the left and the percentage on the right of the chart.


Calculate the difference.

Step-by-step explanation:

While subtracting , the sign of each term of second expression changes & remove the parentheses.
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Combine like terms. Like terms are those which have the same base. Only coefficients of like terms can be added or subtracted.
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In standard from , the expression should be written in such a way that the power of variables goes from highest to lowest.

Hope I helped ! ♡
Have a wonderful day / night ! ツ
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Answer:
2(1 + 14x)
but if you simplify the expression above it would equal to:
2 + 28x
(i hope this helps :) )