1. Which equation of a line is parallel to Y=4/5x-1
A. Y= 5/4x-6
B. Y= 4/5x+2
C. Y= -5/4x-1
D. Y= -4/5x+3

2. Which equation of a line is perpendicular to Y= -1/3x+4
A. Y=3x+2
B. Y= -1/3x-4
C. Y=1/3x+4
D. Y= -3x-2

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Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?