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12-03-2021
Mathematics

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Whitch of the following is an equation of the line through (2 3) and (-1 -12)

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12-03-2021

(y2-y1)/(x2-x1)

(-12-3)/(-1-2)= -15/-3= 5

slope is 5

y=5x+b

-12=5(-1)+b

b or the y-int equals -7

therefore the equation is y=5x-7

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