Answer:
Y-intercept=6
Multiplier =3
Equation y=3x+6
Step-by-step explanation:
We can find the slope of the line by
Slope=m= (y2-y1)/(x2-x1)
m=(6-3)/(0-(-1))=3
And using point slope formula of equation of straight line
Y-Y1=m(X-X1)
Taking any point on line
Y-3=3(X-(-1))
Y-3=3X+3
y=3x+6
y=3(x+2)