Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$( - 19 , 9 ) + 89 , 45$$

Answer

(-209,9)+89,45

Solution


Simplify  \(11\times (-19,9)\)  to  \(11\times -19,9\).
\[(11\times -19,9)+89,45\]
Simplify  \(11\times -19\)  to  \(-209\).
\[(-209,9)+89,45\]
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