b5rankeyShippy b5rankeyShippy
  • 17-02-2017
  • English
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What is the slope-intercept form of the function that contains the point (8, 12) and has a slope of −2?

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iris7897
iris7897 iris7897
  • 17-02-2017
To find the y-intercept, you need to plug in what you know in the slope intercept equation.
y=mx+b
12=-2(8)+b
isolate the variable.
b=28
so, the equation is
y=-2x+28
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