Answer:
81?
Step-by-step explanation
i might be wrong, if am delete this haha
Answer:
option D is the right answer
Answer:
4 * 4 ÷ 4 = 4
8 ÷ (2*2) = 2
Step-by-step explanation:

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I hope this helps.
Answer:
Y = mx + b
y = how far up
x = how far along
m = Slope or Gradient (how steep the line is)
b = value of y when x=0