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Which of the following lines is perpendicular to \(4x + 5y = 9\) on the \(xy\) plane?
A. \(y=\dfrac54x+2\)
B. \(y=-\dfrac54x+9\)
C. \(y=-4x+\dfrac95\)
D. \(y=\dfrac45x-\dfrac45\)
E. \(y=-\dfrac45x\)
Answer: A
Source: Manhattan GMAT
A. \(y=\dfrac54x+2\)
B. \(y=-\dfrac54x+9\)
C. \(y=-4x+\dfrac95\)
D. \(y=\dfrac45x-\dfrac45\)
E. \(y=-\dfrac45x\)
Answer: A
Source: Manhattan GMAT
