Respuesta :

hahaimadvanced

Answer:

86 is the difference

Step-by-step explanation:

180 + 8 = 188

188 / 2 = 94

188 - 94 = 86

RMarie09

Answer:

The difference between their two weights is 86 lbs

x•2-8=180 (x= sister weight)

180+8=188

188÷2= 94 (x=94)

189-94= 86