1 Answer

Teddy Ma · Answer 1 · 2019-04-03T16:02:51+0000

Answer:

-6125

Explanation:

negative 78 squared = -6084

-6084 + 3 - 9 = -6090

-6090 - 5 squared minus 6 minus 4 = --6125

I got confused by "8th" and "a minus" do you mean 3a, and 6a?

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