I think it's
B.) Yo voy a cumplir quince años.
Since the answer is telling us that he is 14 so the logical answer would be that he is gonna soon be 15:)
Hope this helps
ohhhh I understand this, its meant to be spelt 'yo' very common British slang.
Answer:
El otro polinomio es:
2x² + 4xy -3x - y²
Explanation:
(3x - 4x² + y²) + a = -2x² + 4xy
a = -2x² + 4xy - (3x - 4x² + y²)
a = -2x² + 4xy - 3x + 4x² - y²
a = -2x² + 4x² + 4xy - 3x - y²
a = 2x² + 4xy - 3x - y²
