Answer:
The equation is y = -1/2x - 1
Hope this helps!
Step-by-step explanation:
y = mx + b ( m = slope )
( -2,0 ), ( 0, -1 )
Slope =
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Slope =

Slope =

y = -1/2x + b , insert one of the points: ( 0, -1 ) = -1 = -1/2(0) + b -> -1 = b
b = -1
y = -1/2x - 1