Since the equation C = 2.32N + 34,180 where C is the cost of raising a child and N is the income. So, if the Corlone family has an income of $40,000, you use the value of N to solve for C:
C = 2.32(40,000) + 34,180
C = 92,800 + 34,180
C = $126,980
Answer: C = $126,980
Credit to: @MsRay
+ = <3