Respuesta :

Slope: -4

m= (y1-y2)/(x1-x2)

10-r/12+2 = -4

10-r =-4(12+2)

10-r = -48-8

10+56 = r

66 = r

Hope I helped :)

Answer:

r=1/2

Step-by-step explanation:

r-5/-6=3/4

r-5=3/4*-6

r-5=-9/2

r=-9/2+5

r=1/2

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