Respuesta :

miaiam

Answer:

a

Step-by-step explanation:

Answer:

x=-3.25

Step-by-step explanation:

.5x +12.3 = 7.1 -1.1x

+1.1x                  +1.1x

1.6x +12.3 =7.1

        -12.3   -12.3

1.6x = -5.2

/1.6      /1.6

x= -3.25