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Solve the system by triangularizing the augmented matrix and using back substitution.
Virgin of Jeanne d'Evreux
A Gothic statuette of the Virgin Mary holding the Christ Child, renowned for its beauty and historical significance in French medieval art.
Theotokos
A title in Christianity, particularly in Eastern Orthodoxy, given to Mary, the mother of Jesus, meaning "God-bearer" or "Mother of God."
Throne of Wisdom
A symbolic representation of the Virgin Mary in medieval Christian art, portraying her as the seat of wisdom with the Christ Child on her lap.
Virgin of Sorrows
A representation of the Virgin Mary in art, depicting her in mourning and suffering, often with seven swords piercing her heart, symbolizing the seven sorrows.
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