Question

Write the equation of a line in slope-intercept form that has a slope of -2 and passes through the point (2, -8).


y = -2x - 4

y = -2x - 8

y = -2x + 18

y = -2x – 12

Answer 1

y-y1=m(x-x1)

y-(-8)=-2(x-2)

y+8=-2x+4

y=-2x-4

Answer 2

A dog owner buys a 50 lbs bag of dog food. Each day she used 2 lbs of dog food to feed her dogs. After 15 days how much dog food remains?


20

24

35

48

Answer 3

20