Mathematics

Mathematics, 25.09.2019 06:50, babykate66

Given equations a and b as 2/5x+y=12 and 5/2y-x=6, respectively, which expression will eliminate variable x?
a.)5/2a+2/5b
b.)5/2a-b
c.)a+2/5b
d.)5/2a-2/5b
e.)25/10a+6/10b

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