Answer:
Lin is correct
Step-by-step explanation:
Constant proportionality is defined as "the ratio between two directly proportional quantities"
Ratios are determined as fractions such as 1/2, 3/4, etc.
By this definition, you can tell that Lin is in the right by giving a proper constant proportionality
Answer in #1 it ads up by 8
1/3,0,9
9,3,27
1/9,3,27
Answer: y= -5x+4
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