Simplify the following text for a Grade 9 native English-speaking person.
Original: Additionally , even before the separate courts were merged together , most courts were permitted to apply both law and equity , though under potentially different procedural law . Nonetheless , the historical distinction between `` law '' and `` equity '' remains important today when the case involves issues such as the following :
Simplified: Today , in most places , there are not two separate systems , and courts sometimes say that they work with both common law and equity .