To solve the equation \( 2x = 45 \) for \( x \), follow these steps:

1. **Divide both sides by 2** to isolate \( x \):

\[
x = \frac{45}{2}
\]

2. Simplify the fraction:

\[
x = 22.5
\]

So, \( x = 22.5 \).

Would you like more details, or do you have any questions about this?  

Here are some related questions to explore:

1. What would be the solution to \( 3x = 45 \)?
2. How do you solve \( 2x + 5 = 45 \)?
3. What happens if you multiply both sides of \( 2x = 45 \) by 3?
4. How would the solution change if the equation was \( 2x = 90 \)?
5. How do you solve \( 2x = -45 \)?

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

Learn how to solve the equation 2x = 45 with a detailed step-by-step solution. This problem covers key algebraic concepts, including equation solving techniques. Suitable for students in Grades 7-9.

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