Respuesta :
hello :
Y=1/2x-3 ...(1)
and
9x-2y=-74....(2)
subsct in (2) :
9x-2(1/2x-3) = -74
9x-x+6 = -74
8x =-80
x = -10
in(1) : y =1/2(-10)-3
y = -8
Y=1/2x-3 ...(1)
and
9x-2y=-74....(2)
subsct in (2) :
9x-2(1/2x-3) = -74
9x-x+6 = -74
8x =-80
x = -10
in(1) : y =1/2(-10)-3
y = -8