Example

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

Question

$$43-4$$

Answer

39

Solution


Use the algorithm method.
313
43
-4
39
Therefore, \(43-4=39\).
\[39\]
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