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OpenStudy (anonymous):
problem help??? a. Find the slope of the line x + 4y = –8. b. Find the slope of the line that passes through the point (–4, -1) and is perpendicular to the line in part a. c. Write the equation of the line from part b in slope-intercept form.
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OpenStudy (amistre64):
ax + by = c m = -a/b x +4y = 8; m = -1/4
OpenStudy (amistre64):
b is what???
OpenStudy (amistre64):
y = 4(x+4)-1; y = 4x +15
OpenStudy (amistre64):
thats a and c ...
OpenStudy (amistre64):
i spose b asks for the slope of the perp.... m = 4
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