The graph below represents the rate at which Melanie listens to songs. What is the equation that represents the relationship bet
ween hours spent listening and number of songs.
A: y=4x
B: y=12x
C: y=7x
D: y=3x
A: y=4x
B: y=12x
C: y=7x
D: y=3x
1 answer:
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Answer:
Step-by-step explanation:
Let the regresssion line be linear because of a constant amount of money coming in. Let y be the total amount of money in the box and x the weeks of adding to the box:
We know that he puts $20 in the box from his birthday and $4 every week for x weeks. Therefore the total amount of money will be: