Question

find an equation of the line passing through the given points. Use function notation to write the equation

(-4,9) and (0,1)​

Answer 1

Hi

Equation is : y= mx+p

With point (0;1) then p= 1

So : m*-4 +1 = 9

-4m = 8

m = 8 / -4

m = -2

Conclusion. Line equation is : y = -2x +1