I believe it is C since it’s shape Is not linear so it cannot be A, and it is a function.
The question can be written out like this:
36 = 0.009x
Multiply both sides by 1,000:
9x = 36,000
Divide both sides by 9:
x = 4,000
4w-7k=28
-4w -4w
-7k=-4w + 28
/-7 /-7
k=0.57 + 4
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