Which equation represents a line that passes through (2,- 1/2) and has a slope of 3? a y-2 = 3(x + 1)
b y-3 = 2(x + 1)
c y+} = 3(x - 2)
d y+ 1 = 2(x – 3)

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?