If the following system of equations was written as a matrix equation in the form AX = C, and matrix A was expressed in the form
[a c b d] , find the value of a - b + c + d.
5x + 7y = 7
3x - 2y = 9
My main problem is understanding which numbers are a, b, c, and d.
5x + 7y = 7
3x - 2y = 9
My main problem is understanding which numbers are a, b, c, and d.
1 answer:
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