To solve the equation \(6 + x = 13\):

1. Subtract 6 from both sides:
   \[
   x = 13 - 6
   \]
   
2. Simplify:
   \[
   x = 7
   \]

So, the solution is \(x = 7\).

Would you like further details or have any questions?

Here are 5 related questions for practice:
1. What is the value of \(x\) in the equation \(8 + x = 15\)?
2. Solve for \(x\): \(5 + x = 12\).
3. What is \(x\) if \(x + 10 = 20\)?
4. Solve \(x + 4 = 9\).
5. What is the solution to \(x + 7 = 21\)?

**Tip:** When solving an equation, always perform the same operation on both sides to maintain equality.

Learn how to solve the linear equation 6 + x = 13 with a detailed step-by-step explanation. This solution introduces key algebraic concepts and the property of equality, ideal for students in Grades 6-7. Practice additional related problems to master linear equations.

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