What is the equations of a line in slope intercept from that passes through the point (4, -1) and is perpendicular to the line whose equation is 2x-y-7=0

y=-1/2x+1

y=1/2x-1

y=2x+1

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.