25.0k views
5 votes
-7(5s-6k) use k=3 and a=8

1 Answer

2 votes
If you meant to write 'a' instead of 's':

-7(5a-6k)
-7(5[8]-6[3])
-7(40-18)
-7(22)
-154

Brackets first! :)
User TOMMY WANG
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