Final answer:
The correct equation to represent Maggie's withdrawals is 3 × 30 = x, which simplifies to 90 = x. This means that Maggie withdrew a total of $90.
Step-by-step explanation:
The correct answer is D. (3 × 30 = x).
In this situation, Maggie made 3 withdrawals of $30 each. To represent this with an equation, we can use multiplication. Let x represent the total amount of money Maggie withdrew. Therefore, the equation is 3 × 30 = x.
This equation can be simplified as 90 = x, which means that Maggie withdrew a total of $90.