Answer:
-11
Step-by-step explanation:
Firstly simplify your expression...by dealing with the brackets
; -k - 7k + 6n + 3n
;then substitute with the given values into your expression,
;-(-2) -7(-2) + 6(-3) + 3(-3)
; 2 + 14 - 18 - 9
; 16 - 27
;Hence the answer is -11
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