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Need quick help please???

A.because one of the equations is already solved for x

B.because one of the equations is already solved for y

C.because when two equations are added together the x terms will be eliminated

D.because when the two equations are subtracted the y terms will be eliminated

Need quick help please Abecause one of the equations is already solved for x Bbecause one of the equations is already solved for y Cbecause when two equations a class=

Respuesta :

B. because y is already solved