Question

$$M(1,5),B(2,-7)$$

Answer

M,5,(2,-7)*B

Solution


Simplify  \(M(1,5)\)  to  \(M\times 1,5\).
\[M\times 1,5,B(2,-7)\]
Simplify  \(M\times 1\)  to  \(M\).
\[M,5,B(2,-7)\]
Regroup terms.
\[M,5,(2,-7)B\]