To solve for \( x \) in the equation \( x + 9 = 49 \), follow these steps:

1. Subtract 9 from both sides of the equation:
   \[
   x + 9 - 9 = 49 - 9
   \]

2. Simplify both sides:
   \[
   x = 40
   \]

So, \( x = 40 \).

Would you like more details or have any other questions? Here are 5 questions you might consider asking next:

1. How do you solve quadratic equations?
2. What is the Pythagorean theorem?
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**Tip:** When solving equations, always perform the same operation on both sides to maintain equality.

Learn how to solve the linear equation x + 9 = 49 with a step-by-step solution. This problem involves basic algebraic concepts and equation solving techniques. Suitable for students in Grades 7-9.

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