y = m x + b
y = -x/2 + b
-2 = -1/2 + b
-1.5 = -3/2 = b
y = -x/2 -3/2
or
2 y = -x - 3
Graph the line passing through the given point and having the given slope-intercept form of the equation of the line if possible. (1,-2),m=-1/2
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