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Anonymous
2y = 2x + 8
Divide each side by 2:
y = x + 4
The slope is 1.
The y-intercept is 4.
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Slope is 2.
Slope-Intercept Form: y = -2x +1
y=-2x+9
-2
2x+y = 10 or y = -2x + 10 so the slope is -2