Question

solve (in your mind):

(4x = 1.2)

Explanation:

<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"blank_filling_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Solving Algebraic Equations"
],
"new_concepts": [],
"current_concepts": [
"Solving Algebraic Equations",
"Linear Equations"
]
}
</pre_analysis>

<reasoning>

Write down the equation

\[4x = 1.2\]

Divide both sides by 4

\[x = \frac{1.2}{4}\]

Simplify the decimal division

\[x = 0.3\]
</reasoning>

<answer>
Solve (in your mind):
\(4x = 1.2\)

Answer:

<blank>\(0.3\)</blank>
</answer>

<post_analysis>
{
"subject": "Mathematics",
"question_type": "Fill-in-the-blank",
"knowledge_point": [
"Mathematics",
"Algebra",
"Solving Algebraic Equations"
]
}
</post_analysis>