Answer:
y = - 0.5x - 1
Explanation:
The equation is of the form
y = mx + c ( m is the slope and c the y- intercept )
m = - 0.5 is already given as y = - 0.5x
Using the ordered pair (0, - 1 ) ⇒ c = - 1
Thus
y = - 0.5x - 1 ← is the equation
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