To solve the equation \( 18 + w = 7 \), follow these steps:

1. Subtract 18 from both sides of the equation:
   \[
   w = 7 - 18
   \]

2. Simplify the right-hand side:
   \[
   w = -11
   \]

So, the solution is \( w = -11 \).

Would you like more details or have any questions?

Here are 5 related questions for further practice:

1. Solve \( 5 + z = 3 \).
2. What is the value of \( w \) in \( w + 14 = 9 \)?
3. Solve for \( x \) in \( 12 + x = 6 \).
4. If \( 20 + y = 8 \), what is \( y \)?
5. What is \( v \) in the equation \( v + 9 = 4 \)?

**Tip:** When solving linear equations, isolating the variable by using inverse operations is key to finding the solution.

Learn how to solve the equation 18 + w = 7 with a step-by-step solution. This problem involves basic linear equations and the use of inverse operations to isolate the variable. Suitable for students in Grades 6-8.

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