If a+b=2cand c+d=2n then a.a+c=b+d
b.a+c=2d
c.a+d=b+c
d.a+c=2b
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Answer:
hvyctcvvyvyvtvbubyvrcubbyvg j. f h crcrctvybybybhbh h tbt
Step-by-step explanation:
h g g g j h f d r eccvfdvgg
exceeding eccvfdvgg and dybvfbdfyfsvgcccfhggbhnjhh
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