Find the value of x, y and z — task. Mathematics State Board, Class 10.

UPSKILL MATH PLUS

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Find the values of

$x$ ,

$y$ and

$z$ using the matrices given below.

1.

$\begin{bmatrix} 8 & 8\\ x & 8 \end{bmatrix} = \begin{bmatrix} y & z\\ 9 & 8 \end{bmatrix}$

Here,

$x$

$=$ ,

$y$

$=$ and

$z$

$=$ .

2.

$\begin{bmatrix} x + y + z\\ x + z\\ y + z \end{bmatrix} = \begin{bmatrix} 21\\ 12\\ 15 \end{bmatrix}$

Here,

$x$

$=$ ,

$y$

$=$ and

$z$

$=$ .

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