Try another version of this question Given the matrices `A=[(-4,-4,1),(2,-5,-4),(-3,2,-3)]` and `B=[(1,-1,-1),(0,-4,-2),(5,-4,-4)]` A. It is Select an answer possible not possible to add these matrices. B. If addition is possible what is `A+B` Get help: Video possible `[(-3,-5,0),(2,-9,-6),(2,-2,-7)]`
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