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Write the values of \( x-y+z\) from the following equation : $ \begin{bmatrix} x+y+z \\ x+z \\ y+z \end{bmatrix} = \begin{bmatrix} 9 \\ 5 \\ 7 \end{bmatrix} $

1 Answer

  • If the order of 2 matrices are equal, their corresponding elements are equal, i.e, if $A_{ij}=B_{ij}$, then any element $a_{ij}$ in matrix A is equal to corresponding element $b_{ij}$ in matrix B.
Given :
Let us solve these equations to solve for $x,y$ and $z$
$\therefore x+4+3=9$
answered Nov 11, 2013 by sreemathi.v

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