what is the slope-intercept equation for this line?
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y=-3x + 4
Slope intercept form is y=mx+b
m = slope
b = y-intercept
If you look on the graph, you can see that 4 is the point in which it is intercepted on the y-axis, so that is the y-intercept. This means that b is 4.
b=4
y=-3x+4