Practicing Success
Practicing Success
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If $3\begin{bmatrix} x& 3\\2 & 1\end{bmatrix} + 4\begin{bmatrix}1 & 2\\5 & y\end{bmatrix} = \begin{bmatrix}10 & 17\\26 & 11\end{bmatrix}$ then the value of (3x+ 2y) is : |
10 13 2 15 |
10 |
