can you please help

Solving a decimal word problem using a linear equation with th... A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs ( such as printing). There are two production methods it could use. With one method, the one-time fixed costs will total $70,519, and the variable costs will be $9.75 per book. With the other method, the one-time fixed costs will total $19,984, and the variable costs will be $21 per book. For how many books produced will the costs from the two methods be the same? books X