-a-[36-4{-2a-(-a-46)}]
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Answer:
-5a+148.
Step-by-step explanation:
-a-[36-4{-2a-(-a-46)}]
=-a-[36-4{-2a+a+46}]
=-a-[36-4{-a+46}]
=-a-[36+4a-184]
=-a-[4a-148]
=-a-4a+148
=-5a+148.
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