Question

Through ( 1, 1) and with slope = -2 what is the equation of the line

Answer 1

                     

Hello:

1)
equation is the line is : y = ax+b        a is a slope
 y = -2x+b
passing through the point (1;1) :   1=-2(1)+b.....b =3
y = -2x+3

same solution for 3 and 5