Answer:
The answer is:

Step-by-step explanation:
❃Incase you forgot what the linear equation formula is ☟

❃Incase you also forgot, The is what the slope formula is ☟

➊ First: We are going to be solving for the slope.

➋Second: We find the y-intercept.

➌Third: Plug in.

2-1 reversed is turning it around : 1-2 which equals -1 because there is one left over. B is your answer and hoped I helped!
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