Gabriella is x years old. Her sister, Felicia, is six years older than she is. Their mother is twice as old as Felicia. Their aunt, Tanya, Is x years older that their mother. White and simplify an expression that represents Tanya's age in years
G = x Felicia is Gabriella's age + 6 F = x + 6 Their mother is twice Felicia's age M = 2(x + 6) or 2x + 12 Tanya is the age of their mother plus Gabriella's age A = 2x + 12 + x = 3x + 12 3x + 12