To solve the equation \( 3x + 12 = 48 \):

1. Subtract 12 from both sides:
   \[
   3x + 12 - 12 = 48 - 12
   \]
   \[
   3x = 36
   \]

2. Divide both sides by 3:
   \[
   \frac{3x}{3} = \frac{36}{3}
   \]
   \[
   x = 12
   \]

So, the solution is \( x = 12 \).

Would you like more details or have any questions?

Here are five related questions to expand on this:

1. How do you solve equations with variables on both sides?
2. What is the process for solving multi-step equations?
3. How do you verify the solution of an equation?
4. What is the distributive property, and when do you use it?
5. How can solving linear equations help in real-life situations?

**Tip:** Always check your solution by plugging it back into the original equation.

Learn how to solve the linear equation 3x + 12 = 48 with a step-by-step solution. This problem focuses on basic algebraic concepts like variable isolation and equation balancing. Suitable for students in Grades 6-8.

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