Ah, let me simplify that for you! So, we have −(−6a^3 + 0.2a^2 − 7). Now, when we multiply a negative sign by a negative sign, it's like multiplying two grumpy clowns. They cancel each other out and become positive. So, our expression simplifies to 6a^3 - 0.2a^2 + 7. Voila!
