point) Solve for _ _5 3 | =4x-5 [ 9 -1 -8 4:
Added by Christopher C.
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Step 1
First, we need to find the determinant of the matrix on the right-hand side of the equation: | 9 -1 -8 | det = | 3 2 1 | = 9(2-1) - (-1)(3-(-8)) - (-8)(3-2) = 9 + 5 + 8 = 22 Show more…
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