Consider the line shown on the graph below. Enter the equation of the line in the form y = mx + b where m is the slope and b is the y-intercept. Enter the equation of the line in the form y=mx + b where m is the slope.
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Hello!
We know the y-intercept (b) is 160. So let's find the slope!
Slope = rise / run
Slope = 120 - 160 / 1 - 0
Slope = -40/1 = -40
Forming the equation :
y = mx + b
y = -40x + 160
∴ The equation of the line in slope-intercept form is y = -40x + 160.