Subract :
`-6` from `-9`

Answer

To solve the problem of subtracting -6 from -9, we can follow these steps:

### Step 1: Write the subtraction in mathematical terms
We need to subtract -6 from -9. This can be written as:
\[ -9 - (-6) \]

### Step 2: Simplify the expression
When we subtract a negative number, it is equivalent to adding the positive version of that number. Therefore, we can rewrite the expression:
\[ -9 - (-6) = -9 + 6 \]

### Step 3: Perform the addition
Now, we need to add -9 and 6. We can visualize this on a number line. Starting from -9, we move 6 units to the right:
\[ -9 + 6 = -3 \]

### Final Answer
Thus, the result of subtracting -6 from -9 is:
\[ \boxed{-3} \]

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