Respuesta :

Answer:

8

Step-by-step explanation:

y = (-3/4)x + c

Sub (11,-1) into the equtaion

-1 = (-3/4)(11) + c

c = 29/4

y = (-3/4)x + 29/4

when x = -1,

y = (-3/4)(-1) + 29/4

y = 8

r = 8