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solve the system of equations and choose the correct answer from the list of options d+e =12 -d+e=-8

solve the system of equations and choose the correct answer from the list of options de 12 de8 class=

Respuesta :

d + e = 12
-d + e = -8
---------------
2e = 4
e = 2

d + e = 12
d + 2 = 12
d = 10

Answer: (10,2)