If `2A+3B=[(2,-1,4),(3,2,5)]` and `A+2B=[(5,0,3),(1,6,2)]`, then `B` is

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If `2A+3B=[(2,-1,4),(3,2,5)]` and `A+2B=[(5,0,3),(1,6,2)]`, then `B` is
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