sentences:  It is possible Washington hoped Martha and her heirs who would inherit the dower slaves would solve this problem by following his example and emancipating them.Those too old or infirm to work were to be supported by his estate, as mandated by state law.Washington went beyond the legal requirement to support and maintain younger slaves until adulthood, stipulating that those children whose education could not be undertaken by parents were to be taught reading, writing, and a useful trade by their masters and then be freed at the age of 25.