It is necessary to choose a single frame of reference when measuring motion because c<span>hoosing a meaningful frame of reference allows you to describe the motion in a clear and relevant manner.
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16 songs for $ 20.....20/16 = $ 1.25 per song
y = 20 - 1.25x <== ur equation
Answer:
1
Step-by-step explanation:
8 / 2 = 4
9 / 3 = 3
6 / 1 = 6
2 / 2 = 1
