J worked 3 less than twice as many hours as bruce给我个方程吗.到底是J =2B-3还是J-3-2B,之类的.我弄不清楚.

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Jworked3lessthantwiceasmanyhoursasbruce给我个方程吗.到底是J=2B-3还是J-3-2B,之类的.我弄不清楚.Jworked3lessthantwiceasman

J worked 3 less than twice as many hours as bruce给我个方程吗.到底是J =2B-3还是J-3-2B,之类的.我弄不清楚.
J worked 3 less than twice as many hours as bruce
给我个方程吗.到底是J =2B-3还是J-3-2B,之类的.我弄不清楚.

J worked 3 less than twice as many hours as bruce给我个方程吗.到底是J =2B-3还是J-3-2B,之类的.我弄不清楚.
从字面理解应该是
J+3=2B,也就是说
J=2B-3
J比B的两倍少三

j=3, 3*j=B
B=3*3=9 hours