Question 702679
a line perpendicular to the line y=2/7x+5 will have slope=-7/2
the equation of the line passing through the point (-4,-1) and perpendicular to the line y=2/7x+5 is [y-(-1)]/[x-(-4)]=-7/2
or 2[y+1]=-7[x+4]
or 2y+2=-7x-28
or 2y=-7x-28-2
or y=-7/2-30/2
or y=-7/2-15
ans