mak2000 mak2000
  • 25-01-2017
  • Mathematics
contestada

Which equation represents the line that passes through points (-3, 0) and (0, -6)

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Olivia123456 Olivia123456
  • 25-01-2017
y=-2x-6
The slope is -2 and the y-intercept is -6.
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YoungStudier
YoungStudier YoungStudier
  • 25-01-2017
Since I'm not sure what equations you are choosing from...
First, find the slope:
m = y2 - y1 = x2 - x1 = -6 - 0 / 0 - (-3) = -6 - 0 / 0 + 3 = -6 / 3 = -2

Now find the slope intercept:
y = mx + b
0 = -2(-3) + b
0 = 6 + b
-6 = b

The final equation should be: 
y = -2x - 6
Answer Link

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