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Answer:
Slope: -3
Equation: 
Step-by-step explanation:
As x increases by 1, your y decreases by 3, making the rise over run
. That becomes the m in your y=mx+b equation, and since you have the y intercept, you can just plug and chug.
If I helped, a brainliest answer would be greatly appreciated!
Answer:
I really cant see the picture that well or, i would help.
Step-by-step explanation: