等式

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(shù )(xué )(yòng )()(biǎo )(shì )(liǎng )()(liàng )(huò )(liǎng )()(biǎo )()(shì )(de )(xiàng )(děng )(guān )()(ér )(yòng )(děng )(hào )(=)(lián )(jié )(de )(shì )()()x=2,3×2=3+3,y+1=5,(děng )(děng )

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●等式(简体版)

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