Question

Before starting his job, Clayton had been on an airplane 3 times. Since then, he has flown 6 times each year.

Let y represent the number of years since Clayton started his job and f represent the total number of times he has flown.
Complete the equation that represents the relationship between y and f.
y f
1 9
2 15
3 21
4 27
f=
y+

Answer 1

f = 6y + 3

Explanation:

The equation to reflect this condition is:

• f = 6y + 3

Where

• 3 - is constant, the initial number of flights
• 6 - coefficient, number of flights per year
• y- number of years
• f- total number of flights