Answer:
I think that's the answer heh
Step-by-step explanation:
–3 [(8a−6a² + 9)+ (−10a−8+8a²)]
=−3−[8a−6a² + 9+ −10a− 8 + 8a²]
=−3−[(8a − 10a) + (−6a² + 8a² ) + (9 − 8)]
=−3−[−2a + 2a² +1]
=−3 + 2a − 2a² −1
= +2a − 2a² −4
=−2a² + 2a −4
