Answer: $60,000
Explanation:
Let x be the salary of Daniella.
Given: The minimum amount she wants her take-home pay = $51,000
The percentage of income tax = 15 % = 0.15
Now, the least salary she can earn if she pays 15% income tax is given by :-

Hence, the least salary she can earn if she pays 15% income tax = $60,000.