Asked by J

Explain how to write a function rule from the table below. The write a function rule.
X 2,4,6
Y 1,0,-1

Answers

Answered by Damon
when x increases by 2, y always decreases by 1
so
m = slope = -1/2
y = -x/2 + b
put in a point like (4,0)

0 = -4/2 + b
so b = 2
so
y = -x/2 + 2
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