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OpenStudy (anonymous):
What is the equation of the line that is perpendicular to y = 2x – 4 and has a y-intercept of –2? A. x + 2y = –4 B. y=-2x-2 C. 2x+y=2 D. 2x + y = 2
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OpenStudy (lncognlto):
The y-intercept is what the equation is equal to when x is 0. So the correct equation will have a constant value of -2.
OpenStudy (anonymous):
B
OpenStudy (lncognlto):
But the gradient must be correct too...
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