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What s the equation of a line that passes through points (-1,3) and (0,1)

what is the equation of the line that passes through the points (-1,3) and (o,1)

what is the equation of the line that passes through the points (-1,3) and (0,1)?

Verified Answer :

Tareki

the equation of the line is : y +2x = 1

Answer:

y = -2x + 1

Step-by-step explanation:

Slope m = (y2-y1)/(x2-x1)

using (-1,3) and (0,1)

m = (1 - 3)/(0 - -1)

m = (-2)/(1) = -2

Slope-intercept: y = mx + b

using (-1,3)

then 3 = -2(-1) + b

3 = 2 + b

b = 1

y = -2x + 1