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In the addition table shown above, what is the value of m + n =?

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by AAPL » Thu Oct 01, 2020 4:31 am

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\begin{array}{|c|c|c|c|}
\hline
+ & x & y & z \\ \hline
4 & 1 & -5 & m \\ \hline
e & 7 & n & 10 \\ \hline
f & 2 & -4 & -5 \\
\hline
\end{array}

In the addition table shown above, what is the value of \(m+n=\)?

A. -19
B. 4
C. 5
D. 6
E. 22

OA C
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