SOLUTION: What do u have to do to x to get y? X y 1 20 2 16 3 12 4 8

Question 499407: What do u have to do to x to get y?
X y
1 20
2 16
3 12
4 8
Found 2 solutions by chessace, scott8148:
Answer by chessace(471) (Show Source): You can put this solution on YOUR website!
the difference is always -4
y = 24 - 4*x

Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
as x increases by one, y decreases by four ___ so -4x is involved

you just need to find the "fudge factor" (constant)

? - 4x = y ___ ? - 4(1) = 20 ___ ? = 24

24 - 4x = y
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