To solve the equation:

\[
25 = x - (-9)
\]

First, simplify the expression by handling the double negative:

\[
25 = x + 9
\]

Now, isolate \(x\) by subtracting 9 from both sides:

\[
25 - 9 = x
\]

Simplify the left side:

\[
16 = x
\]

So, the solution is:

\[
x = 16
\]

Would you like more details or have any questions?

### Related Questions:
1. What is the general process for solving equations with negative numbers?
2. How do you solve equations involving addition and subtraction of variables?
3. Can you explain the concept of absolute value in equations?
4. How do you handle equations with multiple variables?
5. What are some techniques to check if the solution to an equation is correct?

**Tip:** Always pay attention to signs (positive or negative) when simplifying expressions!

Learn how to solve the linear equation 25 = x - (-9) by simplifying and isolating the variable. This problem involves handling negative numbers and basic algebraic manipulation. Perfect for students in Grades 6-8.

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