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OpenStudy (anonymous):
HELPPPP!Determine whether the lines are parallel, perpendicular, or neither. 12x + 4y = 16 27x + 9y = 40
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OpenStudy (anonymous):
solve each for y and you can then compare
OpenStudy (anonymous):
so theyre parallel?
OpenStudy (anonymous):
lines r parallel
OpenStudy (anonymous):
becauz 12/27 = 4/9
OpenStudy (zale101):
Give the two equation a slope intercept form. If they are Parallel lines, they have the same slope. If they are perpendicular lines the slopes have negative recprocals, and if neither shows the answer is neither. Hope i made it clear.
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