eritchloeCcacano eritchloeCcacano

21-04-2016
Mathematics

Answered

what is the slope of the line that contains the points (-2,4) and (-3,-8)

A-1/12
B1/12
C-12
D12

Verified Answer :

Panoyin Panoyin

21-04-2016

\(m = \frac{y_{2}}{y_{1}}{x_{2} - x_{1}} = \frac{-8 - 4}{-3 - (-2)} = \frac{-12}{-3 + 2} = \frac{-12}{-1} = 12\)

y - y₁ = m(x - x₁)
y - 4 = 12(x - (-2))
y - 4 = 12(x + 2)
y - 4 = 12(x) + 12(2)
y - 4 = 12x + 24
+ 4 + 4
y = 12x + 28

The answer is D.

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