When a number is decreased by 7%,the result is 74. what is the original number to the nearest tenth

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

This is so hard and it’s for a test

Ineed me i stuck and i don’t want to get it wrong