Question

Write the equation of the line that passes through the points (-7,-9) & (-3, -4)

Answer 1

y=5/4x-1/4

Explanation:

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

m=(-4-(-9))/(-3-(-7))

m=(-4+9)/(-3+7)

m=5/4

y-y1=m(x-x1)

y-(-9)=5/4(x-(-7))

y+9=5/4(x+7)

y=5/4x+35/4-9

y=5/4x+35/4-36/4

y=5/4x-1/4