Question

What is the equation for the line that passes through the points (-1,-2) and (2,4)

Answer 1

y+2=2(x+1)

Explanation:

m=(y2-y1)/(x2-x1)

m=(4-(-2))/(2-(-1))

m=(4+2)/(2+1)

m=6/3

m=2

y-y1=m(x-x1)

y-(-2)=2(x-(-1))

y+2=2(x+1)