Convert `rsintheta=rcostheta+4` into its equivalent Cartesian equation.

Explanation

To convert the polar equation \( r \sin \theta = r \cos \theta + 4 \) into its equivalent Cartesian equation, we can follow these steps:

### Step-by-Step Solution:

1. **Start with the given polar equation:**
\[ r \sin \theta = r \cos \theta + 4 \]
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