4. Leah’s son just turned 2 years old and is 30 inches tall. Leah heard that the average boy will grow approximately 218 inches per year until they reach the age of 15. 3.20 A. Write an equation that represents how old Leah’s son will be when he is 48 inches tall. Let x represent the amount of years since age 2.

B. Solve the equation to determine the age of Leah’s son when he reaches 48 inches tall.