Respuesta :

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the equation is y=3x+8

Answer: y= 3x+8

Step-by-step explanation:

y= mx +b

y= 3x + b

Then, you substitute to solve for b: -5 as x and -7 as y

-7= 3(-5) +b

-7= -15 +b

8= b

So your answer is y= 3x +8

Let me know if you have any another questions.