Question

1.Write the slope-intercept form of an equation of the line with slope -9 and passes through the point (-2, -7).

Answer 1

Equation 1: 
y = -9x + b 
-7 = -9(-2)+ b 
-7 = 18+b
b = 11

y = -9x + 11

Equation 2:

y = -0.4x + 8

Hope this helps!