A idade do pai de Marina e o triplo da idade dela acrescido da idade de sua irma, sabendo-se que marina tem 12 anos e que seu pai tem 48 anos, qual e a idade da irma de marina? escreva a equacao, calcule a idade da irma de marina e identifique se elas sao gemeas

definitely a for sure. ill see and update if i get the answer

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.

natural resources

explanation:

they had many gains 1 one freedom for slaves the major cause of the civil war is that the   north wanted freedom for slaves but the south didn; t creaitng the civil war

another gain they have is poltiical influence

poltiical influence is a big thing everywhere even now peoplle are always trying to get the head up in poltics thats what they did by giving the republicians a good name for freeing slaves