Answer:
420
Step-by-step explanation:
(12 x 7) x (1+4)
84 x 5
=420
y= -3/4x-2
- perpendicular: opposite signs and reciprocal
m= -3/4
point-slope form: y-y1=m(x-x1)
y-(-1)= -3/4(x-(-4))
y+1= -3/4(x+4)
y+1= -3/4x -3
