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OpenStudy (michaelbp):
What is the equation of a line that passes through (7, 8) and has a slope of -3?
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OpenStudy (ovidia):
not gonna lie this one is kinda tricky bro
OpenStudy (michaelbp):
i knoww
OpenStudy (ovidia):
ight well let me see whats up then hmmmm?
OpenStudy (michaelbp):
OpenStudy (isaidavila):
Remember point slope equation (y-yo)=m(x-xo) You got (xo,yo)=(7,8) and m=-3
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OpenStudy (ovidia):
its A. because B slope is 3 C slope is 1/3 and D slope is -1/3 A is the only -3
OpenStudy (ovidia):
@michaelbp
OpenStudy (mhchen):
Any ideas on how to start? There's 2 formulas you can use. Point-slope and slope-intercept form. I recommend point slope. You've studied that in class right?
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