To solve the equation , you want to isolate . Begin by adding 9 to both sides, which gives you . This simplifies to . So, there you have it—your answer is !

Now, here’s a fun little twist: equations like this are everywhere! From budgeting your weekly expenses to calculating travel times, solving for the unknown is a fundamental skill. You’re basically a detective, uncovering hidden values. Keep that problem-solving hat on—it’s super useful in daily life!