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What is the slope of the line that passes through the points (1, -19) and (-2,-7)

a. -1/4
b. -4
c. 4
d. 1/4

Sagot :

Answer:

b. -4

Step-by-step explanation:

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

m = (-7 - -19)/(-2 - 1) = (-7 + 19)/(-3) = 12/-3 = -4

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