2 years ago

Which matrix represents the system of equations below? {-2x-7y=3 {7x-6y=12

1 answer:

3 0

Answer:

$\left[\begin{array}{ccc}-2&-7\\7&-6\\\end{array}\right] \left[\begin{array}{ccc}x\\y\\\end{array}\right] = \left[\begin{array}{ccc}3\\12\\\end{array}\right]$

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What is the first step in simplifying the expression

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