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Bonus Knowledge
To solve the equation \( \Delta \square \cdot - 3 = 18 \), we first need to isolate \( \Delta \square \). We do this by dividing both sides by -3, which gives us: \[ \Delta \square = \frac{18}{-3} = -6 \] So, the solution to the equation is \( \Delta \square = -6 \). This means that the value represented by \( \Delta \square \) must be equal to -6 to satisfy the original equation! If you want to check your work, you can substitute -6 back into the original equation to see if it holds true. Just remember, math can sometimes be like a puzzle: always double-check your pieces!