問題補(bǔ)充: 單選題 甲車隊(duì)有汽車56輛,乙車隊(duì)有汽車32輛,要使兩車隊(duì)汽車一樣多,設(shè)由甲隊(duì)調(diào)出x輛汽車給乙隊(duì),則可得方程?
A.56+x=32-x;
B.56-x=32+x;
C.56-x=32;
D.32+x=56
答案:B
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