Respuesta :
Mrs. Watson is 28 years older then her daughter Sarah (x)
m = x + 28
Mrs. Watson is less then 54
m < 54
now sub
x + 28 < 54
x < 54 - 28
x < 26.....so Sarah (x) is less then 26
m = x + 28
Mrs. Watson is less then 54
m < 54
now sub
x + 28 < 54
x < 54 - 28
x < 26.....so Sarah (x) is less then 26