У = -3х5х + y = 14i need help finding the matrix of this

Jacek Francuz asked Mar 4, 2023

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Jacek Francuz asked Mar 4, 2023

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16 votes

3x + y = 0

5x + y = 14

$\Delta\text{ = }\begin{bmatrix}{3} & 1{} & \\ {5} & 1{} & {} \\ {} & {} & {}\end{bmatrix}\text{ = (3 x 1) - (5 x 1) = 3 - 5 = -2}$
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Mohit S answered Mar 7, 2023

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