Se puede determinar el valor de x² - y² si: I) x + y = 7
II) x - y = 3
A) I por sí sola
B) II por sí sola
C) Ambas juntas
D) Cada una por sí sola
E) Se requiere información adicional

50-38=12

step-by-step explanation:

what is the answer to this

hello! just here for points! though i wish i knew!

after going and makeing graphs i would go with a,

there is nothing that is matches the graph. if there was i would show you. but therefore my answer is a.

hope i

-lavira: )