Respuesta :

step 1

Find the slope

we need two points

we take

(0,360) and (18,0)

m=(0-360)/(18-0)

m=-360/18

m=-20

the equation in slope intercept form

y=mx+b

we have

m=-20

b=360

substitute

y=-20x+360

therefore

the slope is negative

m=-20

y-intercept is 360

equation is y=-20x+360

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