Linear Equations

Step 1: Rearrange the equation
We are given the equation: We want to isolate , so let's first move all terms involving to one side. Subtract from both sides:
Step 2: Simplify the equation
Next, subtract 12 from both sides:
Step 3: Solve for
Now, divide both sides by 3:
Answer:
Therefore, . So, the correct answer is option (3).

Step 1: Start with the given equation
We are given the equation:
Step 2: Isolate the variable
To solve for , we first subtract 3 from both sides of the equation:
Step 3: Solve for
Now, divide both sides of the equation by 2:
Answer:
Therefore, the value of is . So, the correct answer is option (1).