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Matrix equations: addition & subtraction
Timed Test
**Solve for $X$.** $X-\left[\begin{array}{rr}-20 & 10 \\ 3 & 14 \end{array}\right]=\left[\begin{array}{rr}13 & 18 \\ 1 & 19\end{array}\right] $ [[☃ matrix 1]]
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