The equation of the line of best fit of a scatter plot is y = –3x + 2. What is the slope of the equation? –3 –2 2 3

asked Mar 19, 2018 54.1k views

4 votes

The equation of the line of best fit of a scatter plot is y = –3x + 2. What is the slope of the equation?

–3

–2

2

3

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6 votes

Subtract 2 from both sides:
y−2=−3x

Divide both sides by -3:
- y-2/ 3 =x

switch sides:
x- y-2/3

Answer: x- y-2/3

Bin Wang answered Mar 21, 2018

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2 votes

y = mx + b

m = slope, b = y-intercept

m = -3, therefore the slope is -3

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